./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/TwoWay.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6e96af222dc7427442f09a30ad05a811063c14ee1b704442df6b3bb77339a035 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:26:44,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:26:44,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:26:44,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:26:44,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:26:44,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:26:44,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:26:44,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:26:44,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:26:44,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:26:44,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:26:44,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:26:44,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:26:44,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:26:44,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:26:44,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:26:44,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:26:44,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:26:44,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:26:44,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:26:44,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:26:44,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:26:44,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:26:44,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:26:44,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:26:44,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:26:44,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:26:44,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:26:44,204 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:26:44,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:26:44,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:26:44,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:26:44,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:26:44,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:26:44,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:26:44,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:26:44,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:26:44,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:26:44,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:26:44,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:26:44,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:26:44,217 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-23 01:26:44,241 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:26:44,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:26:44,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:26:44,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:26:44,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:26:44,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:26:44,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:26:44,244 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:26:44,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:26:44,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:26:44,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:26:44,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:26:44,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:26:44,246 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:26:44,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:26:44,247 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:26:44,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:26:44,247 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:26:44,248 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:26:44,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:26:44,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:26:44,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:26:44,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:26:44,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:26:44,250 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:26:44,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:26:44,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:26:44,251 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_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e96af222dc7427442f09a30ad05a811063c14ee1b704442df6b3bb77339a035 [2021-11-23 01:26:44,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:26:44,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:26:44,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:26:44,531 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:26:44,533 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:26:44,535 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/termination-numeric/TwoWay.c [2021-11-23 01:26:44,607 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/data/864e5f8b0/7b5e37f8691040debf2b395e007c4ba0/FLAG7623c9c25 [2021-11-23 01:26:45,052 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:26:45,054 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/sv-benchmarks/c/termination-numeric/TwoWay.c [2021-11-23 01:26:45,066 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/data/864e5f8b0/7b5e37f8691040debf2b395e007c4ba0/FLAG7623c9c25 [2021-11-23 01:26:45,439 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/data/864e5f8b0/7b5e37f8691040debf2b395e007c4ba0 [2021-11-23 01:26:45,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:26:45,443 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:26:45,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:26:45,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:26:45,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:26:45,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:26:45" (1/1) ... [2021-11-23 01:26:45,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af4c145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:45, skipping insertion in model container [2021-11-23 01:26:45,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:26:45" (1/1) ... [2021-11-23 01:26:45,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:26:45,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:26:45,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:26:45,699 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:26:45,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:26:45,726 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:26:45,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:45 WrapperNode [2021-11-23 01:26:45,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:26:45,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:26:45,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:26:45,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:26:45,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:45" (1/1) ... [2021-11-23 01:26:45,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:45" (1/1) ... [2021-11-23 01:26:45,759 INFO L137 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2021-11-23 01:26:45,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:26:45,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:26:45,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:26:45,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:26:45,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:45" (1/1) ... [2021-11-23 01:26:45,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:45" (1/1) ... [2021-11-23 01:26:45,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:45" (1/1) ... [2021-11-23 01:26:45,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:45" (1/1) ... [2021-11-23 01:26:45,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:45" (1/1) ... [2021-11-23 01:26:45,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:45" (1/1) ... [2021-11-23 01:26:45,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:45" (1/1) ... [2021-11-23 01:26:45,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:26:45,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:26:45,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:26:45,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:26:45,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:45" (1/1) ... [2021-11-23 01:26:45,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:26:45,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:26:45,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:26:45,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd27255f-7a60-417d-b852-36b99d25a344/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:26:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure twoWay [2021-11-23 01:26:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure twoWay [2021-11-23 01:26:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:26:45,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:26:45,926 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:26:45,928 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:26:46,111 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:26:46,122 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:26:46,123 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:26:46,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:26:46 BoogieIcfgContainer [2021-11-23 01:26:46,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:26:46,126 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:26:46,127 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:26:46,138 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:26:46,138 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:26:46" (1/1) ... [2021-11-23 01:26:46,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:26:46,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2021-11-23 01:26:46,238 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2021-11-23 01:26:46,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:26:46,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:46,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:46,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:46,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:46,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:46,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 36 transitions. [2021-11-23 01:26:46,620 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2021-11-23 01:26:46,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:26:46,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:46,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:46,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:47,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:47,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 41 transitions. [2021-11-23 01:26:47,069 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2021-11-23 01:26:47,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:26:47,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:47,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:47,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:47,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:47,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 44 transitions. [2021-11-23 01:26:47,417 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2021-11-23 01:26:47,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:26:47,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:47,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:47,608 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:47,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:47,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 49 transitions. [2021-11-23 01:26:47,781 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2021-11-23 01:26:47,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:26:47,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:47,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:47,816 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:26:48,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:48,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 23 transitions. [2021-11-23 01:26:48,069 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-11-23 01:26:48,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:48,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:48,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:48,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:48,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:48,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:48,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:48,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:48,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:48,570 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:48,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:48,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:48,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:48,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:48,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:48,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:48,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:48,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:48,669 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:48,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:48,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:48,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:48,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:48,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:48,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:48,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:48,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:48,755 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:48,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:48,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:48,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:48,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:48,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:48,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:48,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:48,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:48,832 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:48,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:48,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:48,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:48,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:48,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:48,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:48,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:48,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:48,899 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:48,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:48,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:48,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:48,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:48,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:48,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:48,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:48,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:48,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:48,964 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:48,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:48,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:48,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:48,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:48,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:48,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,038 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,103 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,165 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,226 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,287 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,347 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,413 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,473 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,533 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,600 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,658 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,715 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,771 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,827 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,884 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,937 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:49,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:49,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:49,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:49,992 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:49,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:49,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,046 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,139 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,204 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,263 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,323 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,382 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,436 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,491 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,547 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,602 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,657 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,711 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,766 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,830 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,889 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,944 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:50,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:50,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:50,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:50,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:50,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:50,997 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:50,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:50,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:50,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,050 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,104 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,158 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,211 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,264 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,317 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,369 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,423 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,496 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,554 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,610 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,676 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,736 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,795 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,907 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:51,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:51,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:51,975 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:51,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:51,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:51,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:51,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,039 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,101 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,156 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,209 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,271 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,338 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,424 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,487 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,535 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,582 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,630 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,677 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,728 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,780 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,830 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,878 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:52,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:52,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:52,944 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:52,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:52,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:52,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,007 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,062 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,116 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,224 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,289 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,340 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,394 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,450 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,502 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,548 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,621 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,669 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,716 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,761 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,892 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:53,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:53,944 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:53,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:53,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:53,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:53,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,009 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,104 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,161 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,231 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,286 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,339 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,394 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,453 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,502 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,551 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,600 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,649 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,705 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,755 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,818 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,869 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,921 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:54,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:54,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:54,981 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:54,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:54,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:54,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,032 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,079 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,135 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,183 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,232 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,277 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,323 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,370 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,426 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,474 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,535 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,585 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,631 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,676 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,723 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,769 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,814 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,882 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,930 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:55,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:55,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:55,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:55,985 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:55,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:55,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:55,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:55,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:55,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,031 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,080 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,144 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,196 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,243 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,290 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,351 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,397 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,445 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,490 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,535 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,586 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,632 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,677 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,722 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,782 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,832 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,886 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,932 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:56,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:56,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:56,979 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:56,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:56,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:56,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,027 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,073 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,122 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,169 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,218 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,265 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,316 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,364 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,456 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,507 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,565 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,634 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,681 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,734 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,789 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,839 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,901 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:57,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:57,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:57,958 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:57,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:57,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:57,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,008 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,076 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,130 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,177 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,227 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,275 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,339 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,402 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,482 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,532 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,578 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,631 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,683 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,728 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,774 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,820 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,874 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:58,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:58,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:58,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:58,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:58,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,001 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,045 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,094 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,140 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,196 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,240 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,283 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,325 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,368 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,415 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,459 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,503 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,546 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,589 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,644 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,704 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,757 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,812 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,862 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,914 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:26:59,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:59,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:26:59,958 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:26:59,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:59,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:26:59,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,003 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,047 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,090 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,135 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,185 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,241 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,287 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,344 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,408 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,462 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,510 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,566 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,622 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,677 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,718 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,758 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,806 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,883 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,934 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:00,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:00,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:00,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:00,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:00,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:00,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,043 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,087 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,132 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,174 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,215 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,281 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,333 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,386 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,429 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,471 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,515 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,558 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,601 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,687 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,741 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,785 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,834 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,877 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,920 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:01,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:01,964 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:01,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:01,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:01,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,027 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,083 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,132 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,188 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,296 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,375 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,428 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,485 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,536 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,586 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,633 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,681 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,726 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,785 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,901 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,945 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:02,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:02,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:02,988 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:02,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:02,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:02,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,033 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,075 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,125 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,181 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,222 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,265 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,307 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,348 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,390 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,433 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,477 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,524 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,573 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,623 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,663 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,781 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,826 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,868 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,911 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:03,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:03,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:03,957 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:03,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:03,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:03,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:03,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:03,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,054 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,094 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,138 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,218 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,259 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,317 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,363 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,418 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,465 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,512 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,554 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,599 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,642 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,684 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,728 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,771 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,814 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,857 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,909 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,954 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:04,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:04,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:04,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:04,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:04,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:04,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:04,992 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:04,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:04,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:04,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,037 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,110 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,222 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,277 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,324 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,419 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,485 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,531 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,612 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,666 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,758 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,828 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,866 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,906 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:05,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:05,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:05,976 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:05,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:05,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:05,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,018 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,072 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,141 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,191 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,245 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,289 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,333 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,381 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,423 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,466 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,512 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,600 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,641 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,683 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,725 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,767 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,810 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,856 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:06,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:06,938 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:06,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:06,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:06,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:06,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,002 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,099 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,138 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,178 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,235 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,278 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,340 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,381 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,428 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,467 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,524 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,563 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,609 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,681 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,727 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,773 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,815 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,900 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,943 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:07,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:07,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:07,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:07,994 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:07,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:07,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,038 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,079 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,122 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,181 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,241 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,302 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,347 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,389 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,435 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,481 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,524 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,568 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,610 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,651 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,694 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,736 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,780 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,818 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,894 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,939 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:08,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:08,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:08,981 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:08,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:08,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:08,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,023 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,064 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,110 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,155 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,199 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,245 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,287 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,329 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,372 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,414 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,456 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,498 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,540 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,581 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,623 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,665 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,707 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,755 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,797 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,838 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,878 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,916 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:09,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:09,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:09,959 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:09,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:09,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:09,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,016 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,072 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,117 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,204 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,289 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,330 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,376 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,463 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,504 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,545 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,586 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,628 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,671 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,711 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,772 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,829 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,883 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,935 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:10,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:10,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:10,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:10,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:10,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:10,989 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:10,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:10,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:10,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,042 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,100 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,153 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,205 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,257 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,359 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,400 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,454 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,510 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,564 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,617 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,669 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,722 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,775 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,828 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,887 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:11,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:11,940 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:11,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:11,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:11,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:11,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,022 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,113 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,175 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,228 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,271 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,312 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,354 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,398 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,442 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,483 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,529 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,572 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,626 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,668 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,710 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,760 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,808 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,851 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,892 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,934 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:12,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:12,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:12,976 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:12,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:12,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:12,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,018 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,102 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,186 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,229 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,275 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,316 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,357 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,399 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,440 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,481 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,523 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,588 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,652 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,710 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,752 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,791 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,849 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,901 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,940 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:13,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:13,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:13,985 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:13,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:13,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:13,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,038 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,089 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,134 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,185 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,242 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,289 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,354 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,399 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,441 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,484 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,549 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,599 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,648 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,699 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,761 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,869 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,919 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:14,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:14,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:14,970 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:14,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:14,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:14,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,030 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,086 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,126 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,167 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,229 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,284 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,338 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,385 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,423 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,468 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,506 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,548 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,619 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,666 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,711 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,753 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,836 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,878 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,920 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:15,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:15,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:15,962 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:15,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:15,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:15,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,005 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,048 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,138 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,180 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,221 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,263 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,305 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,348 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,390 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,431 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,473 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,516 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,559 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,601 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,644 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,687 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,730 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,778 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,819 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,861 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,943 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:16,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:16,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:16,985 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:16,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:16,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:16,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,026 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,067 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,110 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,152 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,210 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,249 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,289 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,330 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,394 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,496 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,534 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,581 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,705 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,755 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,815 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,871 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,926 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:17,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:17,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:17,979 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:17,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:17,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,032 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,085 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,137 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,198 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,253 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,307 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,360 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,413 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,466 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,520 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,574 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,622 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,676 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,733 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,788 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,842 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,950 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:18,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:18,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:18,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:18,999 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:18,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:18,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,044 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,086 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,128 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,170 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,212 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,253 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,295 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,337 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,380 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,422 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,477 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,522 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,623 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,663 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,702 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,740 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,780 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,819 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,858 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,897 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:19,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:19,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:19,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:19,947 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:19,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:19,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:19,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:19,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:19,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,004 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,116 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,172 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,229 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,283 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,349 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,396 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,441 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,488 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,534 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,576 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,618 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,661 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,704 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,747 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,791 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,835 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,879 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:20,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:20,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:20,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:20,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:20,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,025 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,068 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,111 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,154 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,197 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,241 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,285 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,329 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,373 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,417 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,461 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,505 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,549 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,593 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,637 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,691 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,734 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,777 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,821 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,865 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,908 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,952 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:21,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:21,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:21,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:21,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:21,997 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:21,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:21,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:21,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,041 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,084 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,128 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,172 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,217 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,261 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,305 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,360 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,404 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,448 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,491 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,533 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,578 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,664 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,707 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,751 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,795 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,838 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,882 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,925 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:22,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:22,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:22,968 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:22,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:22,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:22,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:22,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,025 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,071 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,117 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,163 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,209 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,254 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,299 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,343 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,385 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,425 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,465 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,544 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,591 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,635 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,675 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,741 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,785 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,836 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,874 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,934 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:23,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:23,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:23,980 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:23,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:23,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:23,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,026 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,073 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,161 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,205 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,249 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,292 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,332 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,375 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,427 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,470 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,510 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,551 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,597 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,648 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,690 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,736 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,802 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,855 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,910 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:24,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:24,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:24,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:24,968 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:24,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:24,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:24,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:24,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,024 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,082 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,137 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,181 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,230 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,271 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,320 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,365 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,435 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,486 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,538 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,631 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,677 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,722 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,766 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,809 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,852 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,896 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,940 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:25,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:25,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:25,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:25,984 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:25,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:25,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:25,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:25,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,027 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,071 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,114 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,157 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,200 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,244 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,287 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,340 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,386 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,429 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,472 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,521 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,579 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,637 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,694 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,750 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,805 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,860 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,913 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:26,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:26,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:26,967 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:26,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:26,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:26,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,021 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,079 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,135 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,190 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,246 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,356 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,411 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,462 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,508 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,556 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,602 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,647 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,698 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,743 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:27:27,788 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:27:27,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:27:27,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:27,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:27,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:27:27,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:27:27,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:27:27,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:27,834 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. [2021-11-23 01:37:07,777 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:07,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:07,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:07,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:07,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:07,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:07,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:07,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:07,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:07,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:07,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:07,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:07,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:07,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:07,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:07,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:07,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:07,942 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:07,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:07,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:07,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:07,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:07,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:08,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:08,027 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:08,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:08,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:08,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:08,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:08,111 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:08,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:08,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:08,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:08,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:08,195 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:08,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:08,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:08,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:08,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:08,279 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:08,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:08,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:08,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:08,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:08,364 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:08,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:08,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:08,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:08,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:08,447 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:08,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:08,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:08,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:08,530 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:08,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:08,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:08,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:08,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:08,616 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:08,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:08,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:08,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:08,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:08,701 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:08,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:08,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:08,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:08,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:08,788 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:08,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:08,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:08,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:08,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:08,874 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:08,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:08,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:08,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:08,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:08,961 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:08,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:08,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:09,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:09,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:09,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:09,049 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:09,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:09,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:09,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:09,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:09,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:09,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:09,137 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:09,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:09,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:09,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:09,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:09,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:09,225 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:09,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:09,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:09,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:09,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:09,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:09,308 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:09,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:09,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:09,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:09,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:09,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:09,388 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:09,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:09,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:09,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:09,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:09,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:09,479 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:09,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:09,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:09,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:09,564 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:09,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:09,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:09,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:09,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:09,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:09,654 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:09,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:09,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:09,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:09,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:09,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:09,740 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:09,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:09,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:09,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:09,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:09,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:09,827 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:09,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:09,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:09,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:09,916 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:09,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:09,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:09,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:09,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:09,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:09,998 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:09,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:09,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:10,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:10,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:10,082 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:10,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:10,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:10,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:10,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:10,166 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:10,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:10,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:10,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:10,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:10,249 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:10,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:10,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:10,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:10,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:10,332 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:10,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:10,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:10,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:10,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:10,416 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:10,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:10,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:10,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:10,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:10,500 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:10,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:10,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:10,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:10,585 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:10,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:10,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:10,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:10,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:10,671 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:10,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:10,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:10,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:10,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:10,759 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:10,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:10,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:10,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:10,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:10,847 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:10,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:10,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:10,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:10,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:10,934 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:10,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:10,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:10,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:11,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:11,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:11,025 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:11,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:11,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:11,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:11,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:11,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:11,109 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:11,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:11,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:11,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:11,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:11,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:11,193 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:11,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:11,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:11,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:11,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:11,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:11,278 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:11,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:11,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:11,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:11,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:11,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:11,364 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:11,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:11,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:11,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:11,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:11,451 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:11,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:11,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:11,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:11,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:11,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:11,537 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:11,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:11,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:11,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:11,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:11,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:11,622 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:11,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:11,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:11,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:11,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:11,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:11,702 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:11,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:11,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:11,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:11,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:11,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:11,788 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:11,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:11,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:11,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:11,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:11,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:11,873 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:11,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:11,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:11,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:11,960 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:11,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:11,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:12,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:12,045 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:12,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:12,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:12,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:12,131 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:12,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:12,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:12,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:12,219 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:12,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:12,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:12,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:12,306 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:12,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:12,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:12,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:12,393 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:12,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:12,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:12,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:12,479 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:12,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:12,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:12,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:12,567 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:12,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:12,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:12,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:12,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:12,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:12,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:12,736 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:12,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:12,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:12,823 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:12,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:12,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:12,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:12,910 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:12,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:12,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:12,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:12,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:12,996 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:12,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:12,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:13,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:13,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:13,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:13,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:13,083 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:13,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:13,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:13,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:13,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:13,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:13,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:13,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:13,169 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:13,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:13,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:13,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:13,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:13,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:13,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:13,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:13,255 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:13,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:13,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:13,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:13,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:13,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:13,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:13,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:13,342 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:13,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:13,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:13,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:13,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:13,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:13,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:13,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:13,427 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:13,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:13,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:13,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:13,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:13,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:13,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:13,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:13,514 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:13,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:13,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:13,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:13,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:13,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:13,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:13,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:13,592 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:13,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:13,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:13,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:13,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:13,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:13,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:13,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:13,678 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:13,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:13,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:13,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:13,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:13,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:13,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:13,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:13,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:13,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:13,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:13,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:13,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:13,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:13,852 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:13,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:13,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:13,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:13,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:13,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:13,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:13,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:13,936 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:13,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:13,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:13,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:13,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:14,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:14,022 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:14,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:14,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:14,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:14,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:14,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:14,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:14,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:14,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:14,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:14,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:14,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:14,195 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:14,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:14,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:14,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:14,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:14,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:14,283 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:14,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:14,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:14,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:14,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:14,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:14,370 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:14,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:14,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:14,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:14,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:14,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:14,457 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:14,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:14,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:14,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:14,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:14,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:14,543 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:14,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:14,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:14,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:14,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:14,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:14,627 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:14,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:14,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:14,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:14,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:14,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:14,712 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:14,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:14,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:14,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:14,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:14,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:14,801 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:14,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:14,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:14,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:14,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:14,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:14,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:14,887 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:14,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:14,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:14,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:14,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:14,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:14,975 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:14,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:14,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:15,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:15,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:15,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:15,061 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:15,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:15,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:15,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:15,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:15,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:15,147 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:15,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:15,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:15,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:15,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:15,234 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:15,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:15,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:15,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:15,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:15,318 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:15,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:15,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:15,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:15,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:15,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:15,406 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:15,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:15,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:15,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:15,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:15,492 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:15,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:15,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:15,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:15,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:15,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:15,579 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:15,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:15,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:15,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:15,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:15,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:15,667 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:15,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:15,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:15,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:15,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:15,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:15,752 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:15,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:15,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:15,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:15,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:15,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:15,838 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:15,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:15,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:15,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:15,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:15,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:15,924 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:15,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:15,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:15,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:16,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:16,010 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:16,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:16,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:16,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:16,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:16,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:16,094 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:16,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:16,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:16,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:16,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:16,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:16,179 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:16,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:16,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:16,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:16,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:16,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:16,266 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:16,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:16,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:16,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:16,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:16,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:16,352 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:16,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:16,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:16,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:16,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:16,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:16,439 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:16,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:16,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:16,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:16,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:16,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:16,525 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:16,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:16,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:16,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:16,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:16,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:16,612 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:16,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:16,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:16,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:16,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:16,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:16,697 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:16,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:16,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:16,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:16,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:16,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:16,783 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:16,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:16,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:16,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:16,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:16,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:16,870 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:16,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:16,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:16,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:16,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:16,958 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:16,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:16,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:17,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:17,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:17,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:17,043 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:17,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:17,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:17,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:17,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:17,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:17,136 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:17,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:17,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:17,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:17,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:17,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:17,221 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:17,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:17,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:17,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:17,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:17,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:17,307 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:17,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:17,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:17,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:17,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:17,394 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:17,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:17,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:17,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:17,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:17,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:17,482 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:17,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:17,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:17,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:17,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:17,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:17,569 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:17,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:17,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:17,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:17,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:17,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:17,657 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:17,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:17,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:17,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:17,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:17,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:17,745 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:17,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:17,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:17,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:17,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:17,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:17,832 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:17,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:17,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:17,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:17,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:17,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:17,919 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:17,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:17,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:17,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:18,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:18,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:18,006 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:18,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:18,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:18,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:18,093 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:18,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:18,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:18,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:18,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:18,175 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:18,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:18,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:18,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:18,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:18,259 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:18,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:18,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:18,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:18,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:18,344 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:18,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:18,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:18,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:18,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:18,428 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:18,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:18,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:18,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:18,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:18,515 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:18,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:18,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:18,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:18,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:18,598 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:18,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:18,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:18,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:18,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:18,687 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:18,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:18,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:18,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:18,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:18,770 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:18,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:18,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:18,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:18,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:18,855 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:18,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:18,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:18,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:18,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:18,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:18,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:18,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:19,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:19,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:19,028 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:19,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:19,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:19,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:19,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:19,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:19,115 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:19,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:19,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:19,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:19,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:19,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:19,201 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:19,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:19,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:19,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:19,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:19,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:19,288 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:19,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:19,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:19,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:19,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:19,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:19,379 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:19,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:19,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:19,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:19,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:19,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:19,467 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:19,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:19,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:19,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:19,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:19,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:19,555 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:19,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:19,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:19,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:19,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:19,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:19,642 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:19,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:19,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:19,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:19,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:19,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:19,729 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:19,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:19,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:19,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:19,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:19,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:19,817 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:19,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:19,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:19,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:19,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:19,905 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:19,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:19,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:19,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:19,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:19,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:19,992 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:19,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:19,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:20,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:20,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:20,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:20,080 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:20,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:20,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:20,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:20,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:20,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:20,164 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:20,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:20,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:20,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:20,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:20,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:20,251 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:20,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:20,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:20,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:20,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:20,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:20,331 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:20,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:20,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:20,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:20,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:20,413 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:20,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:20,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:20,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:20,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:20,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:20,496 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:20,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:20,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:20,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:20,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:20,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:20,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:20,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:20,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:20,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:20,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:20,670 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:20,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:20,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:20,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:20,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:20,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:20,757 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:20,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:20,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:20,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:20,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:20,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:20,845 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:20,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:20,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:20,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:20,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:20,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:20,933 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:20,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:20,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:20,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:21,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:21,021 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:21,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:21,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:21,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:21,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:21,110 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:21,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:21,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:21,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:21,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:21,199 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:21,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:21,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:21,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:21,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:21,284 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:21,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:21,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:21,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:21,368 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:21,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:21,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:21,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:21,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:21,451 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:21,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:21,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:21,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:21,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:21,534 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:21,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:21,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:21,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:21,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:21,616 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:21,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:21,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:21,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:21,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:21,701 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:21,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:21,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:21,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:21,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:21,789 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:21,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:21,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:21,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:21,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:21,869 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:21,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:21,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:21,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:21,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:21,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:21,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:21,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:21,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:22,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:22,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:22,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:22,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:22,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:22,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:22,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:22,110 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:22,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:22,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:22,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:22,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:22,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:22,193 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:22,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:22,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:22,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:22,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:22,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:22,277 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:22,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:22,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:22,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:22,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:22,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:22,360 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:22,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:22,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:22,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:22,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:22,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:22,442 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:22,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:22,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:22,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:22,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:22,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:22,525 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:22,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:22,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:22,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:22,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:22,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:22,610 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:22,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:22,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:22,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:22,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:22,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:22,693 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:22,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:22,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:22,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:22,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:22,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:22,779 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:22,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:22,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:22,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:22,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:22,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:22,867 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:22,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:22,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:22,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:22,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:22,956 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:22,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:22,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:23,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:23,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:23,043 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:23,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:23,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:23,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:23,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:23,132 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:23,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:23,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:23,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:23,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:23,221 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:23,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:23,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:23,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:23,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:23,310 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:23,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:23,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:23,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:23,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:23,396 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:23,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:23,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:23,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:23,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:23,483 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:23,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:23,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:23,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:23,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:23,566 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:23,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:23,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:23,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:23,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:23,654 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:23,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:23,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:23,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:23,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:23,739 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:23,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:23,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:23,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:23,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:23,825 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:23,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:23,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:23,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:23,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:23,908 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:23,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:23,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:23,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:23,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:23,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:23,991 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:23,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:23,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:24,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:24,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:24,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:24,073 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:24,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:24,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:24,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:24,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:24,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:24,158 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:24,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:24,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:24,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:24,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:24,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:24,241 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:24,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:24,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:24,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:24,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:24,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:24,327 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:24,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:24,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:24,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:24,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:24,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:24,413 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:24,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:24,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:24,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:24,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:24,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:24,498 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:24,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:24,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:24,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:24,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:24,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:24,581 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:24,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:24,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:24,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:24,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:24,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:24,668 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:24,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:24,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:24,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:24,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:24,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:24,759 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:24,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:24,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:24,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:24,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:24,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:24,846 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:24,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:24,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:24,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:24,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:24,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:24,933 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:24,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:24,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:24,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:25,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:25,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:25,019 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:25,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:25,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:25,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:25,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:25,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:25,106 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:25,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:25,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:25,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:25,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:25,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:25,194 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:25,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:25,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:25,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:25,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:25,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:25,280 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:25,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:25,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:25,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:25,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:25,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:25,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:25,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:25,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:25,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:25,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:25,455 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:25,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:25,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:25,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:25,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:25,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:25,545 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:25,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:25,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:25,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:25,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:25,633 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:25,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:25,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:25,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:25,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:25,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:25,720 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:25,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:25,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:25,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:25,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:25,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:25,805 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:25,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:25,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:25,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:25,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:25,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:25,891 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:25,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:25,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:25,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:25,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:25,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:25,979 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:25,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:25,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:26,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:26,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:26,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:26,065 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:26,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:26,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:26,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:26,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:26,149 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:26,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:26,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:26,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:26,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:26,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:26,230 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:26,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:26,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:26,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:26,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:26,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:26,317 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:26,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:26,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:26,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:26,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:26,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:26,400 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:26,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:26,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:26,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:26,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:26,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:26,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:26,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:26,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:26,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:26,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:26,567 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:26,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:26,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:26,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:26,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:26,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:26,649 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:26,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:26,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:26,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:26,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:26,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:26,733 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:26,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:26,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:26,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:26,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:26,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:26,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:26,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:26,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:26,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:26,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:26,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:26,897 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:26,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:26,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:26,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:26,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:26,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:26,981 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:26,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:26,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:27,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:27,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:27,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:27,065 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:27,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:27,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:27,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:27,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:27,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:27,151 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:27,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:27,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:27,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:27,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:27,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:27,235 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:27,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:27,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:27,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:27,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:27,317 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:27,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:27,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:27,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:27,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:27,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:27,399 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:27,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:27,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:27,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:27,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:27,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:27,483 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:27,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:27,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:27,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:27,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:27,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:27,567 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:27,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:27,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:27,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:27,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:27,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:27,654 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:27,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:27,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:27,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:27,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:27,741 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:27,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:27,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:27,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:27,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:27,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:27,832 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:27,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:27,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:27,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:27,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:27,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:27,920 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:27,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:27,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:27,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:28,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:28,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:28,006 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:28,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:28,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:28,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:28,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:28,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:28,094 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:28,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:28,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:28,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:28,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:28,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:28,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:28,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:28,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:28,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:28,269 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:28,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:28,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:28,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:28,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:28,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:28,357 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:28,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:28,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:28,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:28,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:28,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:28,445 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:28,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:28,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:28,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:28,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:28,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:28,532 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:28,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:28,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:28,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:28,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:28,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:28,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:28,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:28,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:28,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:28,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:28,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:28,707 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:28,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:28,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:28,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:28,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:28,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:28,795 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:28,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:28,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:28,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:28,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:28,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:28,877 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:28,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:28,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:28,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:28,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:28,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:28,961 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:28,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:28,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:29,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:29,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:29,048 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:29,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:29,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:29,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:29,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:29,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:29,135 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:29,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:29,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:29,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:29,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:29,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:29,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:29,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:29,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:29,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:29,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:29,314 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:29,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:29,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:29,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:29,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:29,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:29,406 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:29,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:29,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:29,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:29,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:29,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:29,492 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:29,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:29,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:29,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:29,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:29,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:29,580 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:29,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:29,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:29,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:29,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:29,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:29,666 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:29,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:29,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:29,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:29,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:29,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:29,756 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:29,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:29,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:29,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:29,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:29,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:29,842 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:29,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:29,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:29,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:29,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:29,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:29,931 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:29,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:29,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:29,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:30,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:30,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:30,019 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:30,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:30,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:30,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:30,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:30,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:30,106 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:30,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:30,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:30,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:30,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:30,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:30,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:30,194 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:30,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:30,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:30,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:30,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:30,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:30,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:30,278 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:30,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:30,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:30,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:30,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:30,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:30,366 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:30,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:30,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:30,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:30,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:30,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:30,454 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:30,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:30,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:30,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:30,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:30,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:30,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:30,541 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:30,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:30,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:30,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:30,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:30,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:30,626 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:30,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:30,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:30,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:30,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:30,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:30,715 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:30,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:30,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:30,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:30,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:30,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:30,801 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:30,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:30,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:30,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:30,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:30,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:30,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:30,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:30,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:30,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:30,979 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:30,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:31,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:31,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:31,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:31,066 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:31,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:31,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:31,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:31,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:31,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:31,153 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:31,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:31,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:31,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:31,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:31,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:31,240 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:31,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:31,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:31,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:31,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:31,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:31,327 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:31,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:31,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:31,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:31,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:31,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:31,415 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:31,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:31,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:31,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:31,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:31,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:31,503 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:31,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:31,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:31,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:31,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:31,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:31,587 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:31,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:31,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:31,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:31,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:31,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:31,675 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:31,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:31,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:31,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:31,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:31,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:31,762 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:31,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:31,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:31,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:31,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:31,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:31,844 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:31,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:31,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:31,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:31,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:31,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:31,927 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:31,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:31,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:31,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:31,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:32,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:32,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:32,008 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:32,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:32,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:32,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:32,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:32,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:32,092 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:32,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:32,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:32,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:32,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:32,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:32,176 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:32,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:32,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:32,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:32,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:32,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:32,262 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:32,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:32,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:32,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:32,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:32,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:32,347 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:32,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:32,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:32,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:32,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:32,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:32,438 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:32,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:32,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:32,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:32,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:32,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:32,525 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:32,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:32,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:32,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:32,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:32,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:32,610 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:32,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:32,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:32,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:32,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:32,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:32,698 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:32,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:32,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:32,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:32,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:32,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:32,786 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:32,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:32,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:32,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:32,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:32,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:32,873 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:32,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:32,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:32,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:32,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:32,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:32,960 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:32,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:32,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:32,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:32,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:33,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:33,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:33,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:33,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:33,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:33,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:33,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:33,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:33,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:33,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:33,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:33,136 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:33,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:33,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:33,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:33,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:33,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:33,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:33,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:33,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:33,225 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:33,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:33,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:33,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:33,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:33,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:33,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:33,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:33,315 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:33,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:33,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:33,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:33,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:33,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:33,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:33,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:33,405 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:33,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:33,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:33,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:33,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:33,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:33,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:33,490 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:33,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:33,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:33,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:33,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:33,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:33,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:33,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:33,577 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:33,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:33,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:33,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:33,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:33,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:33,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:33,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:33,661 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:33,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:33,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:33,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:33,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:33,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:33,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:33,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:33,745 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:33,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:33,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:33,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:33,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:33,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:33,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:33,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:33,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:33,832 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:33,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:33,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:33,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:33,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:33,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:33,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:33,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:33,920 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:33,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:33,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:33,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:33,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:34,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:34,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:34,010 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:34,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:34,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:34,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:34,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:34,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:34,091 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:34,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:34,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:34,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:34,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:34,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:34,177 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:34,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:34,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:34,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:34,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:34,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:34,265 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:34,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:34,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:34,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:34,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:34,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:34,351 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:34,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:34,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:34,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:34,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:34,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:34,438 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:34,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:34,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:34,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:34,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:34,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:34,526 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:34,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:34,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:34,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:34,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:34,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:34,613 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:34,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:34,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:34,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:34,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:34,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:34,701 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:34,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:34,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:34,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:34,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:34,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:34,788 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:34,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:34,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:34,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:34,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:34,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:34,876 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:34,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:34,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:34,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:34,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:34,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:34,962 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:34,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:34,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:35,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:35,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:35,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:35,045 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:35,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:35,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:35,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:35,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:35,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:35,131 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:35,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:35,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:35,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:35,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:35,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:35,213 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:35,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:35,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:35,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:35,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:35,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:35,302 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:35,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:35,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:35,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:35,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:35,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:35,390 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:35,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:35,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:35,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:35,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:35,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:35,481 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:35,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:35,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:35,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:35,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:35,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:35,575 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:35,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:35,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:35,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:35,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:35,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:35,662 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:35,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:35,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:35,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:35,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:35,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:35,747 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:35,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:35,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:35,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:35,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:35,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:35,832 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:35,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:35,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:35,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:35,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:35,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:35,916 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:35,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:35,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:35,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:35,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:36,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:36,001 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:36,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:36,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:36,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:36,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:36,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:36,087 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:36,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:36,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:36,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:36,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:36,174 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:36,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:36,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:36,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:36,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:36,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:36,262 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:36,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:36,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:36,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:36,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:36,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:36,350 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:36,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:36,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:36,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:36,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:36,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:36,439 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:36,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:36,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:36,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:36,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:36,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:36,528 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:36,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:36,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:36,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:36,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:36,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:36,618 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:36,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:36,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:36,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:36,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:36,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:36,706 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:36,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:36,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:36,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:36,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:36,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:36,793 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:36,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:36,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:36,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:36,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:36,882 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:36,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:36,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:36,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:36,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:36,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:36,971 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:36,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:36,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:37,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:37,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:37,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:37,056 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:37,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:37,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:37,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:37,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:37,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:37,143 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:37,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:37,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:37,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:37,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:37,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:37,228 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:37,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:37,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:37,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:37,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:37,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:37,313 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:37,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:37,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:37,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:37,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:37,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:37,396 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:37,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:37,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:37,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:37,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:37,481 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:37,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:37,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:37,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:37,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:37,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:37,564 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:37,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:37,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:37,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:37,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:37,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:37,650 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:37,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:37,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:37,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:37,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:37,734 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:37,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:37,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:37,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:37,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:37,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:37,818 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:37,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:37,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:37,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:37,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:37,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:37,903 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:37,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:37,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:37,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:37,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:37,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:37,991 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:37,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:37,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:38,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:38,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:38,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:38,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:38,077 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:38,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:38,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:38,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:38,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:38,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:38,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:38,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:38,166 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:38,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:38,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:38,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:38,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:38,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:38,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:38,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:38,254 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:38,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:38,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:38,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:38,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:38,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:38,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:38,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:38,343 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:38,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:38,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:38,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:38,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:38,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:38,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:38,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:38,431 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:38,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:38,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:38,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:38,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:38,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:38,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:38,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:38,518 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:38,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:38,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:38,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:38,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:38,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:38,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:38,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:38,606 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:38,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:38,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:38,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:38,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:38,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:38,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:38,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:38,688 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:38,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:38,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:38,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:38,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:38,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:38,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:38,771 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:38,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:38,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:38,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:38,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:38,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:38,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:38,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:38,856 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:38,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:38,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:38,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:38,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:38,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:38,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:38,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:38,940 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:38,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:38,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:38,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:38,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:39,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:39,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:39,027 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:39,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:39,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:39,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:39,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:39,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:39,116 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:39,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:39,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:39,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:39,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:39,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:39,203 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:39,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:39,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:39,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:39,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:39,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:39,291 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:39,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:39,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:39,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:39,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:39,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:39,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:39,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:39,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:39,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:39,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:39,469 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:39,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:39,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:39,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:39,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:39,557 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:39,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:39,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:39,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:39,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:39,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:39,643 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:39,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:39,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:39,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:39,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:39,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:39,729 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:39,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:39,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:39,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:39,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:39,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:39,814 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:39,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:39,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:39,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:39,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:39,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:39,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:39,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:39,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:39,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:39,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:39,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:39,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:39,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:39,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:40,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:40,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:40,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:40,077 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:40,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:40,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:40,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:40,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:40,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:40,171 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:40,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:40,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:40,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:40,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:40,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:40,258 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:40,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:40,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:40,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:40,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:40,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:40,345 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:40,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:40,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:40,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:40,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:40,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:40,430 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:40,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:40,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:40,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:40,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:40,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:40,516 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:40,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:40,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:40,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:40,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:40,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:40,602 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:40,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:40,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:40,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:40,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:40,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:40,687 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:40,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:40,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:40,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:40,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:40,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:40,774 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:40,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:40,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:40,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:40,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:40,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:40,863 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:40,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:40,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:40,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:40,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:40,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:40,953 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:40,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:40,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:40,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:41,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:41,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:41,040 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:41,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:41,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:41,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:41,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:41,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:41,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:41,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:41,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:41,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:41,128 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:41,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:41,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:41,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:41,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:41,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:41,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:41,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:41,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:41,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:41,217 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:41,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:41,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:41,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:41,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:41,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:41,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:41,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:41,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:41,304 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:41,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:41,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:41,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:41,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:41,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:41,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:41,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:41,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:41,393 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:41,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:41,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:41,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:41,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:41,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:41,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:41,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:41,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:41,482 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:41,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:41,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:41,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:41,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:41,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:41,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:41,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:41,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:41,570 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:41,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:41,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:41,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:41,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:41,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:41,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:41,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:41,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:41,658 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:41,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:41,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:41,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:41,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:41,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:41,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:41,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:41,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:41,748 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:41,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:41,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:41,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:41,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:41,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:41,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:41,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:41,829 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:41,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:41,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:41,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:41,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:41,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:41,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:41,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:41,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:41,919 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:41,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:41,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:41,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:41,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:41,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:42,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:42,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:42,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:42,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:42,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:42,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:42,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:42,104 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:42,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:42,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:42,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:42,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:42,193 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:42,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:42,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:42,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:42,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:42,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:42,278 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:42,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:42,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:42,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:42,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:42,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:42,365 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:42,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:42,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:42,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:42,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:42,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:42,453 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:42,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:42,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:42,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:42,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:42,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:42,541 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:42,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:42,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:42,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:42,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:42,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:42,627 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:42,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:42,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:42,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:42,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:42,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:42,714 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:42,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:42,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:42,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:42,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:42,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:42,800 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:42,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:42,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:42,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:42,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:42,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:42,887 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:42,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:42,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:42,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:42,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:42,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:42,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:42,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:43,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:43,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:43,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:43,057 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:43,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:43,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:43,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:43,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:43,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:43,142 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:43,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:43,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:43,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:43,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:43,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:43,227 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:43,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:43,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:43,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:43,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:43,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:43,317 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:43,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:43,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:43,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:43,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:43,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:43,400 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:43,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:43,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:43,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:43,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:43,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:43,485 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:43,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:43,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:43,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:43,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:43,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:43,578 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:43,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:43,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:43,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:43,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:43,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:43,661 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:43,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:43,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:43,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:43,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:43,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:43,743 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:43,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:43,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:43,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:43,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:43,826 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:43,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:43,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:43,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:43,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:43,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:43,909 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:43,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:43,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:43,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:43,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:43,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:43,996 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:43,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:43,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:44,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:44,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:44,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:44,086 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:44,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:44,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:44,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:44,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:44,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:44,174 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:44,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:44,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:44,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:44,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:44,266 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:44,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:44,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:44,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:44,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:44,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:44,357 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:44,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:44,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:44,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:44,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:44,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:44,445 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:44,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:44,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:44,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:44,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:44,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:44,533 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:44,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:44,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:44,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:44,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:44,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:44,617 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:44,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:44,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:44,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:44,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:44,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:44,703 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:44,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:44,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:44,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:44,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:44,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:44,790 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:44,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:44,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:44,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:44,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:44,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:44,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:44,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:44,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:44,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:44,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:44,973 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:44,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:44,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:45,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:45,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:45,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:45,061 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:45,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:45,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:45,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:45,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:45,149 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:45,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:45,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:45,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:45,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:45,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:45,238 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:45,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:45,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:45,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:45,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:45,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:45,326 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:45,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:45,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:45,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:45,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:45,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:45,413 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:45,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:45,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:45,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:45,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:45,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:45,504 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:45,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:45,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:45,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:45,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:45,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:45,595 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:45,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:45,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:45,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:45,687 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:45,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:45,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:45,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:45,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:45,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:45,774 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:45,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:45,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:45,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:45,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:45,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:45,866 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:45,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:45,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:45,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:45,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:45,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:45,952 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:45,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:45,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:45,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:46,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:46,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:46,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:46,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:46,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:46,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:46,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:46,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:46,118 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:46,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:46,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:46,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:46,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:46,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:46,205 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:46,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:46,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:46,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:46,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:46,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:46,291 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:46,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:46,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:46,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:46,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:46,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:46,380 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:46,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:46,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:46,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:46,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:46,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:46,469 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:46,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:46,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:46,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:46,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:46,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:46,557 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:46,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:46,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:46,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:46,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:46,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:46,645 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:46,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:46,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:46,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:46,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:46,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:46,732 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:46,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:46,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:46,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:46,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:46,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:46,819 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:46,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:46,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:46,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:46,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:46,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:46,903 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:46,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:46,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:46,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:46,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:46,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:46,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:46,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:47,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:47,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:47,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:47,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:47,076 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:47,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:47,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:47,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:47,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:47,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:47,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:47,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:47,164 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:47,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:47,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:47,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:47,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:47,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:47,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:47,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:47,251 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:47,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:47,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:47,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:47,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:47,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:47,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:47,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:47,338 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:47,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:47,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:47,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:47,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:47,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:47,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:47,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:47,428 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:47,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:47,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:47,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:47,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:47,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:47,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:47,518 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:47,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:47,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:47,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:47,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:47,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:47,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:47,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:47,610 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:47,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:47,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:47,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:47,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:47,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:47,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:47,699 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:47,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:47,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:47,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:47,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:47,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:47,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:47,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:47,787 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:47,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:47,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:47,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:47,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:47,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:47,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:47,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:47,877 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:47,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:47,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:47,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:47,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:47,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:47,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:47,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:47,972 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:47,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:47,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:47,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:48,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:48,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:48,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:48,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:48,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:48,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:48,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:48,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:48,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:48,146 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:48,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:48,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:48,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:48,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:48,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:48,234 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:48,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:48,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:48,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:48,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:48,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:48,322 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:48,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:48,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:48,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:48,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:48,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:48,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:48,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:48,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:48,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:48,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:48,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:48,497 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:48,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:48,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:48,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:48,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:48,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:48,586 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:48,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:48,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:48,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:48,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:48,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:48,673 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:48,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:48,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:48,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:48,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:48,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:48,762 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:48,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:48,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:48,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:48,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:48,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:48,847 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:48,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:48,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:48,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:48,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:48,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:48,933 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:48,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:48,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:48,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:49,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:49,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:49,020 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:49,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:49,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:49,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:49,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:49,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:49,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:49,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:49,108 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:49,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:49,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:49,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:49,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:49,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:49,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:49,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:49,197 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:49,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:49,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:49,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:49,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:49,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:49,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:49,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:49,285 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:49,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:49,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:49,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:49,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:49,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:49,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:49,372 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:49,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:49,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:49,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:49,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:49,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:49,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:49,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:49,461 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:49,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:49,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:49,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:49,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:49,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:49,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:49,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:49,555 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:49,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:49,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:49,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:49,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:49,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:49,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:49,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:49,642 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:49,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:49,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:49,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:49,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:49,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:49,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:49,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:49,732 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:49,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:49,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:49,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:49,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:49,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:49,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:49,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:49,821 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:49,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:49,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:49,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:49,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:49,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:49,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:49,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:49,911 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:49,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:49,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:49,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:49,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:49,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:49,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:50,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:50,001 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:50,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:50,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:50,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:50,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:50,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:50,089 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:50,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:50,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:50,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:50,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:50,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:50,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:50,177 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:50,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:50,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:50,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:50,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:50,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:50,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:50,265 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:50,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:50,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:50,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:50,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:50,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:50,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:50,354 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:50,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:50,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:50,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:50,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:50,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:50,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:50,443 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:50,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:50,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:50,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:50,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:50,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:50,532 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:50,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:50,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:50,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:50,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:50,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:50,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:50,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:50,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:50,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:50,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:50,709 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:50,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:50,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:50,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:50,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:50,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:50,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:50,798 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:50,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:50,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:50,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:50,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:50,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:50,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:50,886 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:50,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:50,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:50,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:50,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:50,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:50,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:50,975 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:50,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:50,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:51,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:51,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:51,066 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:51,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:51,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:51,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:51,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:51,162 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:51,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:51,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:51,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:51,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:51,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:51,250 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:51,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:51,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:51,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:51,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:51,338 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:51,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:51,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:51,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:51,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:51,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:51,425 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:51,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:51,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:51,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:51,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:51,514 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:51,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:51,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:51,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:51,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:51,602 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:51,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:51,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:51,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:51,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:51,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:51,689 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:51,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:51,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:51,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:51,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:51,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:51,776 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:51,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:51,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:51,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:51,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:51,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:51,862 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:51,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:51,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:51,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:51,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:51,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:51,947 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:51,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:51,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:51,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:52,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:52,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:52,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:52,033 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:52,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:52,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:52,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:52,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:52,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:52,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:52,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:52,121 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:52,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:52,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:52,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:52,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:52,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:52,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:52,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:52,207 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:52,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:52,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:52,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:52,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:52,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:52,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:52,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:52,297 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:52,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:52,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:52,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:52,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:52,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:52,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:52,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:52,387 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:52,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:52,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:52,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:52,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:52,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:52,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:52,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:52,478 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:52,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:52,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:52,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:52,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:52,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:52,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:52,569 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:52,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:52,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:52,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:52,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:52,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:52,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:52,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:52,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:52,658 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:52,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:52,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:52,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:52,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:52,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:52,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:52,746 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:52,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:52,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:52,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:52,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:52,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:52,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:52,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:52,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:52,831 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:52,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:52,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:52,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:52,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:52,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:52,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:52,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:52,920 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:52,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:52,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:52,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:52,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:52,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:53,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:53,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:53,009 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:53,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:53,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:53,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:53,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:53,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:53,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:53,097 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:53,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:53,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:53,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:53,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:53,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:53,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:53,182 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:53,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:53,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:53,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:53,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:53,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:53,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:53,267 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:53,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:53,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:53,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:53,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:53,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:53,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:53,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:53,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:53,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:53,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:53,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:53,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:53,440 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:53,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:53,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:53,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:53,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:53,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:53,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:53,525 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:53,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:53,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:53,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:53,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:53,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:53,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:53,615 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:53,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:53,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:53,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:53,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:53,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:53,702 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:53,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:53,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:53,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:53,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:53,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:53,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:53,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:53,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:53,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:53,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:53,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:53,875 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:53,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:53,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:53,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:53,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:53,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:53,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:53,959 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:53,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:53,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:54,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:54,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:54,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:54,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:54,047 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:54,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:54,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:54,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:54,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:54,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:54,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:54,136 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:54,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:54,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:54,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:54,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:54,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:54,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:54,225 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:54,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:54,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:54,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:54,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:54,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:54,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:54,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:54,313 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:54,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:54,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:54,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:54,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:54,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:54,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:54,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:54,399 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:54,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:54,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:54,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:54,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:54,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:54,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:54,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:54,484 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:54,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:54,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:54,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:54,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:54,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:54,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:54,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:54,569 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:54,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:54,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:54,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:54,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:54,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:54,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:54,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:54,659 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:54,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:54,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:54,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:54,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:54,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:54,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:54,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:54,747 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:54,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:54,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:54,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:54,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:54,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:54,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:54,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:54,838 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:54,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:54,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:54,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:54,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:54,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:54,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:54,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:54,928 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:54,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:54,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:54,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:54,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:55,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:55,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:55,019 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:55,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:55,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:55,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:55,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:55,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:55,106 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:55,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:55,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:55,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:55,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:55,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:55,186 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:55,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:55,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:55,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:55,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:55,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:55,276 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:55,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:55,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:55,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:55,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:55,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:55,364 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:55,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:55,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:55,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:55,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:55,456 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:55,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:55,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:55,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:55,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:55,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:55,548 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:55,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:55,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:55,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:55,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:55,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:55,639 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:55,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:55,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:55,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:55,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:55,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:55,730 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:55,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:55,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:55,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:55,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:55,826 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:55,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:55,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:55,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:55,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:55,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:55,913 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:55,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:55,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:55,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:55,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:55,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:55,999 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:55,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:55,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:56,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:56,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:56,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:56,083 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:56,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:56,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:56,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:56,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:56,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:56,169 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:56,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:56,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:56,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:56,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:56,253 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:56,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:56,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:56,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:56,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:56,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:56,338 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:56,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:56,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:56,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:56,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:56,418 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:56,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:56,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:56,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:56,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:56,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:56,503 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:56,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:56,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:56,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:56,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:56,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:56,588 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:56,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:56,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:56,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:56,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:56,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:56,674 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:56,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:56,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:56,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:56,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:56,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:56,759 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:56,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:56,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:56,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:56,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:56,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:56,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:56,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:56,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:56,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:56,932 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:56,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:56,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:56,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:57,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:57,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:57,018 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:57,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:57,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:57,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:57,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:57,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:57,107 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:57,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:57,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:57,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:57,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:57,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:57,199 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:57,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:57,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:57,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:57,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:57,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:57,290 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:57,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:57,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:57,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:57,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:57,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:57,387 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:57,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:57,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:57,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:57,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:57,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:57,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:57,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:57,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:57,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:57,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:57,568 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:57,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:57,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:57,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:57,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:57,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:57,656 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:57,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:57,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:57,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:57,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:57,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:57,745 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:57,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:57,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:57,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:57,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:57,836 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:57,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:57,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:57,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:57,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:57,926 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:57,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:57,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:57,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:58,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:58,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:58,017 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:58,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:58,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:58,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:58,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:58,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:58,107 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:58,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:58,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:58,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:58,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:58,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:58,194 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:58,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:58,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:58,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:58,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:58,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:58,280 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:58,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:58,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:58,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:58,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:58,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:58,366 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:58,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:58,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:58,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:58,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:58,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:58,452 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:58,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:58,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:58,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:58,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:58,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:58,535 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:58,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:58,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:58,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:58,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:58,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:58,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:58,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:58,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:58,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:58,707 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:58,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:58,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:58,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:58,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:58,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:58,796 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:58,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:58,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:58,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:58,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:58,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:58,885 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:58,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:58,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:58,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:58,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:58,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:58,977 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:58,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:58,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:59,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:59,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:59,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:59,065 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:59,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:59,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:59,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:59,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:59,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:59,153 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:59,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:59,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:59,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:59,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:59,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:59,238 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:59,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:59,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:59,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:59,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:59,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:59,325 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:59,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:59,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:59,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:59,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:59,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:59,412 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:59,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:59,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:59,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:59,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:59,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:59,499 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:59,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:59,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:59,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:59,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:59,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:59,586 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:59,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:59,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:59,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:59,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:59,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:59,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:59,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:59,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:59,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:59,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:59,763 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:59,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:59,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:59,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:59,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:59,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:59,853 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:59,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:59,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:59,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:59,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:37:59,946 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:37:59,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:59,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:37:59,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:00,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:00,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:00,038 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:00,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:00,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:00,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:00,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:00,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:00,130 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:00,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:00,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:00,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:00,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:00,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:00,222 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:00,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:00,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:00,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:00,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:00,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:00,311 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:00,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:00,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:00,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:00,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:00,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:00,402 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:00,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:00,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:00,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:00,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:00,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:00,494 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:00,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:00,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:00,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:00,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:00,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:00,588 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:00,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:00,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:00,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:00,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:00,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:00,678 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:00,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:00,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:00,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:00,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:00,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:00,766 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:00,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:00,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:00,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:00,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:00,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:00,853 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:00,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:00,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:00,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:00,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:00,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:00,941 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:00,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:00,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:00,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:01,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:01,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:01,028 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:01,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:01,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:01,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:01,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:01,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:01,115 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:01,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:01,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:01,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:01,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:01,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:01,202 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:01,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:01,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:01,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:01,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:01,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:01,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:01,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:01,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:01,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:01,378 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:01,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:01,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:01,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:01,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:01,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:01,467 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:01,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:01,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:01,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:01,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:01,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:01,557 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:01,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:01,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:01,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:01,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:01,644 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:01,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:01,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:01,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:01,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:01,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:01,731 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:01,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:01,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:01,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:01,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:01,820 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:01,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:01,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:01,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:01,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:01,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:01,909 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:01,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:01,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:01,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:01,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:01,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:01,994 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:01,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:01,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:02,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:02,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:02,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:02,081 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:02,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:02,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:02,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:02,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:02,168 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:02,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:02,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:02,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:02,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:02,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:02,254 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:02,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:02,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:02,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:02,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:02,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:02,342 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:02,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:02,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:02,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:02,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:02,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:02,431 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:02,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:02,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:02,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:02,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:02,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:02,521 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:02,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:02,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:02,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:02,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:02,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:02,606 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:02,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:02,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:02,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:02,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:02,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:02,694 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:02,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:02,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:02,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:02,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:02,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:02,786 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:02,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:02,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:02,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:02,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:02,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:02,875 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:02,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:02,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:02,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:02,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:02,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:02,962 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:02,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:02,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:03,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:03,050 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:03,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:03,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:03,139 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:03,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:03,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:03,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:03,225 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:03,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:03,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:03,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:03,310 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:03,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:03,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:03,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:03,396 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:03,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:03,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:03,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:03,483 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:03,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:03,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:03,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:03,569 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:03,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:03,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:03,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:03,656 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:03,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:03,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:03,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:03,741 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:03,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:03,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:03,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:03,827 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:03,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:03,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:03,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:03,914 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:03,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:03,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:03,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:03,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:04,001 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:04,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:04,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:04,088 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:04,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:04,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:04,177 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:04,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:04,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:04,270 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:04,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:04,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:04,358 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:04,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:04,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:04,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:04,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:04,535 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:04,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:04,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:04,624 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:04,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:04,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:04,710 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:04,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:04,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:04,802 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:04,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:04,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:04,893 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:04,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:04,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:04,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:04,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:04,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:04,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:05,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:05,075 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:05,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:05,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:05,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:05,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:05,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:05,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:05,262 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:05,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:05,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:05,348 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:05,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:05,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:05,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:05,434 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:05,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:05,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:05,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:05,520 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:05,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:05,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:05,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:05,608 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:05,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:05,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:05,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:05,697 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:05,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:05,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:05,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:05,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:05,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:05,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:05,883 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:05,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:05,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:05,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:05,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:05,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:05,974 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:05,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:05,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:06,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:06,065 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:06,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:06,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:06,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:06,152 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:06,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:06,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:06,238 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:06,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:06,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:06,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:06,326 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:06,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:06,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:06,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:06,417 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:06,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:06,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:06,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:06,508 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:06,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:06,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:06,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:06,598 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:06,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:06,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:06,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:06,690 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:06,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:06,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:06,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:06,781 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:06,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:06,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:06,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:06,876 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:06,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:06,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:06,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:06,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:06,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:06,966 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:06,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:06,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:07,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:07,056 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:07,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:07,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:07,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:07,140 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:07,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:07,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:07,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:07,226 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:07,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:07,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:07,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:07,314 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:07,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:07,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:07,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:07,401 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:07,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:07,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:07,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:07,487 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:07,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:07,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:07,574 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:07,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:07,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:07,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:07,662 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:07,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:07,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:07,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:07,745 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:07,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:07,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:07,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:07,832 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:07,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:07,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:07,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:07,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:07,921 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:07,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:07,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:07,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:08,011 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:08,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:08,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:08,102 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:08,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:08,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:08,193 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:08,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:08,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:08,283 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:08,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:08,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:08,372 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:08,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:08,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:08,463 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:08,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:08,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:08,549 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:08,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:08,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:08,637 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:08,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:08,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:08,726 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:08,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:08,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:08,817 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:08,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:08,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:08,906 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:08,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:08,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:08,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:08,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:08,999 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:08,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:08,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:09,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:09,091 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:09,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:09,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:09,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:09,180 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:09,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:09,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:09,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:09,267 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:09,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:09,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:09,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:09,354 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:09,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:09,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:09,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:09,439 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:09,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:09,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:09,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:09,526 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:09,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:09,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:09,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:09,613 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:09,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:09,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:09,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:09,701 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:09,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:09,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:09,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:09,790 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:09,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:09,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:09,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:09,881 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:09,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:09,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:09,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:09,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:09,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:09,972 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:09,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:09,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:10,067 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:10,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:10,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:10,156 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:10,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:10,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:10,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:10,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:10,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:10,340 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:10,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:10,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:10,430 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:10,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:10,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:10,517 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:10,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:10,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:10,604 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:10,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:10,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:10,691 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:10,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:10,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:10,779 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:10,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:10,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:10,862 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:10,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:10,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:10,948 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:10,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:10,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:10,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:11,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:11,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:11,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:11,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:11,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:11,124 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:11,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:11,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:11,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:11,213 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:11,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:11,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:11,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:11,302 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:11,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:11,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:11,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:11,393 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:11,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:11,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:11,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:11,485 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:11,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:11,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:11,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:11,577 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:11,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:11,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:11,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:11,670 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:11,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:11,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:11,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:11,758 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:11,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:11,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:11,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:11,846 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:11,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:11,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:11,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:11,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:11,933 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:11,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:11,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:12,022 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:12,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:12,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:12,111 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:12,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:12,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:12,202 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:12,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:12,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:12,293 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:12,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:12,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:12,384 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:12,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:12,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:12,475 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:12,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:12,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:12,565 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:12,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:12,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:12,655 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:12,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:12,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:12,744 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:12,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:12,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:12,835 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:12,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:12,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:12,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:12,924 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:12,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:12,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:12,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:13,011 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:13,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:13,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:13,097 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:13,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:13,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:13,188 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:13,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:13,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:13,273 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:13,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:13,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:13,359 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:13,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:13,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:13,447 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:13,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:13,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:13,532 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:13,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:13,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:13,618 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:13,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:13,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:13,705 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:13,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:13,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:13,793 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:13,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:13,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:13,880 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:13,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:13,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:13,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:13,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:13,966 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:13,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:13,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:14,055 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:14,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:14,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:14,143 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:14,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:14,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:14,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:14,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:14,317 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:14,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:14,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:14,400 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:14,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:14,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:14,483 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:14,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:14,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:14,570 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:14,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:14,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:14,659 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:14,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:14,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:14,750 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:14,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:14,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:14,840 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:14,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:14,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:14,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:14,931 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:14,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:14,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:14,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:15,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:15,020 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:15,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:15,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:15,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:15,111 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:15,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:15,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:15,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:15,202 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:15,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:15,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:15,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:15,291 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:15,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:15,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:15,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:15,382 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:15,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:15,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:15,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:15,474 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:15,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:15,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:15,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:15,565 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:15,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:15,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:15,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:15,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:15,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:15,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:15,743 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:15,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:15,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:15,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:15,833 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:15,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:15,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:15,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:15,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:15,923 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:15,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:15,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:15,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:16,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:16,011 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:16,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:16,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:16,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:16,102 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:16,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:16,194 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:16,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:16,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:16,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:16,285 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:16,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:16,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:16,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:16,380 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:16,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:16,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:16,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:16,470 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:16,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:16,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:16,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:16,559 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:16,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:16,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:16,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:16,652 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:16,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:16,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:16,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:16,748 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:16,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:16,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:16,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:16,846 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:16,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:16,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:16,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:16,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:16,941 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:16,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:16,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:16,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:17,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:17,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:17,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:17,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:17,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:17,125 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:17,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:17,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:17,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:17,218 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:17,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:17,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:17,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:17,311 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:17,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:17,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:17,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:17,403 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:17,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:17,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:17,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:17,493 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:17,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:17,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:17,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:17,584 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:17,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:17,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:17,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:17,676 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:17,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:17,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:17,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:17,762 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:17,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:17,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:17,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:17,850 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:17,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:17,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:17,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:17,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:17,940 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:17,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:17,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:17,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:18,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:18,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:18,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:18,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:18,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:18,124 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:18,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:18,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:18,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:18,215 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:18,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:18,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:18,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:18,305 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:18,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:18,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:18,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:18,397 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:18,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:18,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:18,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:18,488 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:18,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:18,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:18,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:18,578 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:18,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:18,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:18,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:18,667 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:18,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:18,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:18,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:18,755 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:18,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:18,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:18,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:18,839 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:18,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:18,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:18,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:18,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:18,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:18,925 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:18,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:18,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:18,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:18,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:38:19,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:19,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:19,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-23 01:38:19,011 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-23 01:38:19,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:38:19,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:19,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:19,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:38:19,056 INFO L286 TraceCheckSpWp]: Computing forward predicates...