./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/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_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aad83614f5b3454ec30b386336992d9fee88422d967149e7e88efe6256830f00 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:21:22,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:21:22,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:21:22,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:21:22,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:21:22,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:21:22,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:21:22,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:21:22,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:21:22,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:21:22,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:21:22,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:21:22,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:21:22,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:21:22,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:21:22,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:21:22,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:21:22,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:21:22,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:21:22,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:21:22,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:21:22,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:21:22,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:21:22,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:21:22,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:21:22,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:21:22,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:21:22,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:21:22,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:21:22,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:21:22,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:21:22,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:21:22,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:21:22,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:21:22,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:21:22,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:21:22,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:21:22,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:21:22,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:21:22,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:21:22,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:21:22,675 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:21:22,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:21:22,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:21:22,721 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:21:22,721 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:21:22,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:21:22,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:21:22,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:21:22,723 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:21:22,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:21:22,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:21:22,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:21:22,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:21:22,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:21:22,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:21:22,731 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:21:22,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:21:22,732 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:21:22,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:21:22,732 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:21:22,732 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:21:22,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:21:22,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:21:22,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:21:22,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:21:22,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:21:22,733 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:21:22,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:21:22,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:21:22,734 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_d3812506-db56-4457-a41d-94f7718839e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aad83614f5b3454ec30b386336992d9fee88422d967149e7e88efe6256830f00 [2021-11-22 23:21:23,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:21:23,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:21:23,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:21:23,079 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:21:23,080 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:21:23,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound5.c [2021-11-22 23:21:23,157 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ/data/e1a2cba4a/6e88959e140244b4b74c22fb5fefd526/FLAGcac3e6d2c [2021-11-22 23:21:23,699 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:21:23,699 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound5.c [2021-11-22 23:21:23,714 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ/data/e1a2cba4a/6e88959e140244b4b74c22fb5fefd526/FLAGcac3e6d2c [2021-11-22 23:21:24,058 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ/data/e1a2cba4a/6e88959e140244b4b74c22fb5fefd526 [2021-11-22 23:21:24,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:21:24,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:21:24,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:21:24,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:21:24,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:21:24,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fe810cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:24, skipping insertion in model container [2021-11-22 23:21:24,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:21:24,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:21:24,298 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound5.c[573,586] [2021-11-22 23:21:24,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:21:24,319 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:21:24,332 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound5.c[573,586] [2021-11-22 23:21:24,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:21:24,350 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:21:24,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:24 WrapperNode [2021-11-22 23:21:24,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:21:24,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:21:24,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:21:24,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:21:24,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,385 INFO L137 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2021-11-22 23:21:24,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:21:24,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:21:24,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:21:24,386 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:21:24,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:21:24,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:21:24,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:21:24,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:21:24,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:21:24,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:21:24,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:21:24,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3812506-db56-4457-a41d-94f7718839e4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:21:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:21:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:21:24,492 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:21:24,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:21:24,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:21:24,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:21:24,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:21:24,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:21:24,569 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:21:24,570 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:21:24,758 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:21:24,788 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:21:24,788 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:21:24,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:24 BoogieIcfgContainer [2021-11-22 23:21:24,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:21:24,792 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:21:24,792 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:21:24,810 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:21:24,810 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:24" (1/1) ... [2021-11-22 23:21:24,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:21:24,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:24,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2021-11-22 23:21:24,942 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2021-11-22 23:21:24,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:21:24,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:24,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:25,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:21:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:25,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2021-11-22 23:21:25,231 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-22 23:21:25,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:25,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:25,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:25,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:25,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:21:25,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:25,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 25 transitions. [2021-11-22 23:21:25,391 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2021-11-22 23:21:25,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:25,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:25,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:25,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:25,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:25,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:26,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:26,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:26,423 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:26,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:26,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:26,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:26,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:26,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:26,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:26,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:26,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:26,643 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:26,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:26,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:26,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:26,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:26,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:26,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:26,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:26,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:26,823 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:26,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:26,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:26,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:26,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:26,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:26,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:26,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:26,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:26,963 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:26,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:26,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:26,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:26,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:26,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:27,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:27,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:27,113 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:27,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:27,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:27,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:27,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:27,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:27,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:27,266 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:27,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:27,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:27,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:27,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:27,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:27,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:27,455 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:27,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:27,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:27,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:27,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:27,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:27,625 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:27,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:27,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:27,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:27,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:27,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:27,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:27,762 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:27,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:27,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:27,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:27,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:27,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:27,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:27,882 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:27,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:27,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:27,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:27,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:27,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:28,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:28,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:28,006 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:28,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:28,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:28,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:28,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:28,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:28,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:28,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:28,129 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:28,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:28,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:28,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:28,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:28,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:28,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:28,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:28,266 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:28,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:28,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:28,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:28,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:28,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:28,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:28,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:28,408 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:28,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:28,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:28,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:28,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:28,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:28,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:28,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:28,549 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:28,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:28,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:28,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:28,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:28,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:28,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:28,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:28,699 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:28,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:28,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:28,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:28,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:28,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:28,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:28,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:28,838 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:28,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:28,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:28,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:28,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:28,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:28,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:28,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:28,949 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:28,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:28,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:28,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:28,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:29,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:29,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:29,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:29,073 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:29,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:29,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:29,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:29,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:29,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:29,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:29,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:29,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:29,200 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:29,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:29,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:29,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:29,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:29,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:29,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:29,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:29,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:29,325 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:29,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:29,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:29,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:29,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:29,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:29,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:29,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:29,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:29,452 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:29,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:29,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:29,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:29,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:29,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:29,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:29,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:29,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:29,586 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:29,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:29,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:29,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:29,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:29,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:29,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:29,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:29,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:29,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:29,700 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:29,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:29,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:29,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:29,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:29,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:29,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:29,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:29,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:29,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:29,819 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:29,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:29,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:29,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:29,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:29,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:29,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:29,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:29,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:29,947 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:29,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:29,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:29,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:29,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:29,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:30,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:30,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:30,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:30,075 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:30,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:30,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:30,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:30,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:30,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:30,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:30,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:30,252 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:30,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:30,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:30,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:30,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:30,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:30,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:30,365 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:30,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:30,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:30,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:30,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:30,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:30,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:30,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:30,486 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:30,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:30,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:30,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:30,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:30,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:30,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:30,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:30,599 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:30,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:30,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:30,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:30,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:30,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:30,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:30,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:30,710 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:30,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:30,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:30,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:30,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:30,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:30,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:30,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:30,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:30,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:30,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:30,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:30,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:30,960 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:30,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:30,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:30,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:30,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:31,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:31,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:31,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:31,065 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:31,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:31,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:31,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:31,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:31,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:31,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:31,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:31,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:31,169 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:31,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:31,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:31,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:31,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:31,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:31,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:31,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:31,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:31,273 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:31,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:31,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:31,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:31,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:31,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:31,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:31,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:31,374 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:31,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:31,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:31,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:31,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:31,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:31,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:31,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:31,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:31,478 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:31,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:31,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:31,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:31,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:31,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:31,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:31,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:31,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:31,588 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:31,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:31,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:31,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:31,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:31,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:31,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:31,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:31,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:31,690 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:31,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:31,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:31,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:31,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:31,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:31,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:31,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:31,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:31,792 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:31,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:31,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:31,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:31,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:31,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:31,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:31,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:31,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:31,901 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:31,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:31,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:31,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:31,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:31,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:31,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:32,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:32,007 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:32,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:32,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:32,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:32,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:32,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:32,112 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:32,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:32,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:32,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:32,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:32,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:32,234 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:32,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:32,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:32,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:32,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:32,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:32,341 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:32,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:32,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:32,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:32,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:32,450 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:32,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:32,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:32,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:32,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:32,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:32,558 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:32,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:32,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:32,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:32,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:32,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:32,657 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:32,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:32,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:32,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:32,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:32,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:32,755 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:32,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:32,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:32,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:32,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:32,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:32,858 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:32,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:32,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:32,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:32,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:32,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:32,957 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:32,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:32,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:32,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:33,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:33,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:33,064 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:33,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:33,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:33,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:33,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:33,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:33,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:33,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:33,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:33,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:33,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:33,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:33,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:33,264 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:33,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:33,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:33,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:33,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:33,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:33,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:33,362 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:33,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:33,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:33,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:33,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:33,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:33,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:33,472 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:33,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:33,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:33,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:33,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:33,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:33,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:33,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:33,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:33,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:33,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:33,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:33,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:33,671 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:33,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:33,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:33,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:33,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:33,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:33,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:33,789 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:33,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:33,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:33,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:33,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:33,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:33,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:33,883 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:33,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:33,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:33,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:33,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:33,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:33,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:33,987 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:33,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:33,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:34,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:34,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:34,086 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:34,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:34,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:34,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:34,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:34,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:34,182 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:34,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:34,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:34,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:34,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:34,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:34,282 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:34,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:34,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:34,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:34,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:34,378 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:34,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:34,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:34,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:34,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:34,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:34,476 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:34,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:34,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:34,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:34,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:34,585 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:34,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:34,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:34,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:34,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:34,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:34,679 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:34,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:34,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:34,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:34,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:34,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:34,775 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:34,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:34,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:34,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:34,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:34,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:34,881 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:34,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:34,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:34,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:34,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:34,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:34,989 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:34,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:34,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:35,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:35,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:35,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:35,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:35,092 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:35,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:35,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:35,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:35,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:35,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:35,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:35,188 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:35,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:35,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:35,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:35,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:35,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:35,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:35,285 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:35,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:35,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:35,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:35,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:35,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:35,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:35,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:35,394 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:35,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:35,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:35,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:35,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:35,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:35,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:35,493 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:35,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:35,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:35,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:35,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:35,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:35,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:35,595 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:35,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:35,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:35,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:35,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:35,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:35,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:35,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:35,697 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:35,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:35,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:35,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:35,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:35,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:35,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:35,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:35,808 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:35,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:35,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:35,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:35,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:35,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:35,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:35,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:35,911 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:35,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:35,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:35,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:35,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:36,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:36,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:36,018 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:36,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:36,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:36,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:36,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:36,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:36,122 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:36,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:36,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:36,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:36,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:36,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:36,238 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:36,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:36,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:36,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:36,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:36,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:36,346 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:36,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:36,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:36,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:36,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:36,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:36,460 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:36,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:36,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:36,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:36,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:36,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:36,559 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:36,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:36,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:36,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:36,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:36,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:36,661 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:36,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:36,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:36,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:36,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:36,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:36,768 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:36,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:36,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:36,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:36,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:36,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:36,868 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:36,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:36,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:36,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:36,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:36,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:36,969 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:36,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:36,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:36,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:37,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:37,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:37,078 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:37,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:37,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:37,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:37,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:37,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:37,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:37,175 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:37,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:37,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:37,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:37,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:37,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:37,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:37,279 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:37,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:37,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:37,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:37,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:37,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:37,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:37,388 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:37,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:37,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:37,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:37,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:37,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:37,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:37,518 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:37,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:37,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:37,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:37,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:37,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:37,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:37,630 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:37,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:37,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:37,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:37,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:37,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:37,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:37,734 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:37,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:37,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:37,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:37,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:37,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:37,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:37,839 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:37,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:37,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:37,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:37,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:37,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:37,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:37,947 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:37,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:37,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:37,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:37,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:38,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:38,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:38,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:38,070 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:38,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:38,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:38,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:38,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:38,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:38,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:38,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:38,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:38,192 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:38,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:38,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:38,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:38,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:38,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:38,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:38,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:38,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:38,301 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:38,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:38,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:38,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:38,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:38,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:38,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:38,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:38,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:38,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:38,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:38,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:38,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:38,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:38,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:38,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:38,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:38,500 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:38,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:38,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:38,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:38,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:38,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:38,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:38,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:38,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:38,626 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:38,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:38,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:38,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:38,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:38,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:38,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:38,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:38,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:38,721 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:38,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:38,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:38,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:38,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:38,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:38,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:38,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:38,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:38,841 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:38,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:38,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:38,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:38,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:38,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:38,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:38,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:38,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:38,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:38,955 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:38,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:38,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:38,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:38,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:38,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:39,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:39,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:39,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:39,065 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:39,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:39,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:39,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:39,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:39,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:39,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:39,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:39,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:39,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:39,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:39,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:39,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:39,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:39,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:39,299 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:39,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:39,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:39,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:39,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:39,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:39,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:39,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:39,400 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:39,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:39,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:39,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:39,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:39,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:39,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:39,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:39,507 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:39,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:39,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:39,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:39,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:39,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:39,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:39,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:39,622 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:39,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:39,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:39,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:39,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:39,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:39,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:39,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:39,734 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:39,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:39,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:39,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:39,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:39,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:39,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:39,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:39,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:39,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:39,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:39,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:39,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:39,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:39,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:39,932 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:39,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:39,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:39,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:39,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:40,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:40,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:40,044 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:40,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:40,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:40,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:40,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:40,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:40,173 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:40,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:40,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:40,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:40,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:40,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:40,273 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:40,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:40,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:40,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:40,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:40,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:40,361 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:40,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:40,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:40,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:40,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:40,461 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:40,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:40,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:40,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:40,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:40,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:40,562 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:40,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:40,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:40,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:40,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:40,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:40,689 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:40,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:40,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:40,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:40,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:40,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:40,787 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:40,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:40,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:40,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:40,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:40,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:40,885 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:40,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:40,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:40,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:40,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:40,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:40,967 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:40,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:40,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:40,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:41,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:41,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:41,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:41,073 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:41,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:41,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:41,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:41,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:41,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:41,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:41,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:41,188 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:41,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:41,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:41,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:41,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:41,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:41,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:41,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:41,295 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:41,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:41,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:41,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:41,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:41,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:41,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:41,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:41,384 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:41,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:41,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:41,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:41,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:41,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:41,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:41,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:41,486 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:41,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:41,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:41,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:41,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:41,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:41,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:41,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:41,582 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:41,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:41,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:41,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:41,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:41,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:41,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:41,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:41,683 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:41,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:41,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:41,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:41,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:41,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:41,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:41,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:41,780 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:41,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:41,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:41,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:41,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:41,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:41,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:41,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:41,905 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:41,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:41,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:41,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:41,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:42,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:42,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:42,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:42,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:42,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:42,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:42,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:42,108 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:42,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:42,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:42,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:42,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:42,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:42,203 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:42,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:42,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:42,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:42,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:42,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:42,304 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:42,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:42,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:42,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:42,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:42,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:42,396 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:42,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:42,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:42,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:42,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:42,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:42,492 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:42,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:42,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:42,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:42,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:42,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:42,586 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:42,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:42,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:42,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:42,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:42,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:42,695 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:42,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:42,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:42,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:42,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:42,797 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:42,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:42,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:42,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:42,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:42,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:42,893 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:42,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:42,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:42,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:42,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:42,987 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:42,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:42,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:43,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:43,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:43,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:43,080 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:43,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:43,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:43,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:43,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:43,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:43,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:43,205 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:43,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:43,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:43,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:43,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:43,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:43,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:43,300 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:43,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:43,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:43,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:43,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:43,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:43,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:43,394 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:43,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:43,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:43,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:43,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:43,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:43,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:43,487 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:43,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:43,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:43,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:43,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:43,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:43,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:43,576 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:43,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:43,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:43,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:43,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:43,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:43,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:43,700 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:43,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:43,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:43,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:43,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:43,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:43,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:43,801 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:43,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:43,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:43,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:43,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:43,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:43,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:43,896 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:43,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:43,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:43,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:43,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:43,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:43,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:43,982 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:43,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:43,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:43,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:44,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:44,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:44,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:44,064 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:44,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:44,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:44,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:44,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:44,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:44,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:44,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:44,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:44,197 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:44,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:44,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:44,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:44,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:44,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:44,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:44,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:44,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:44,310 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:44,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:44,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:44,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:44,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:44,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:44,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:44,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:44,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:44,403 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:44,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:44,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:44,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:44,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:44,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:44,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:44,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:44,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:44,495 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:44,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:44,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:44,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:44,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:44,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:44,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:44,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:44,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:44,586 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:44,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:44,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:44,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:44,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:21:44,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:44,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:44,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:44,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 37 transitions. [2021-11-22 23:21:44,695 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:21:44,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:44,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:44,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:44,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:44,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:44,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:44,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:45,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:45,213 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:45,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:45,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:45,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:45,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:45,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:45,339 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:45,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:45,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:45,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:45,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:45,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:45,413 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:45,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:45,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:45,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:45,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:45,486 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:45,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:45,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:45,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:45,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:45,547 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:45,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:45,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:45,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:45,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:45,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:45,610 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:45,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:45,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:45,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:45,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:45,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:45,673 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:45,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:45,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:45,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:45,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:45,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:45,741 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:45,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:45,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:45,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:45,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:45,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:45,804 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:45,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:45,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:45,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:45,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:45,866 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:45,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:45,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:45,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:45,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:45,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:45,928 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:45,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:45,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:45,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:45,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:45,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:45,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:45,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,072 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,143 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,207 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,267 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,327 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,428 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,499 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,581 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,654 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,727 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,801 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,874 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:46,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:46,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:46,950 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:46,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:46,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:46,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,024 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,095 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,177 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,236 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,296 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,356 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,416 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,484 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,550 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,612 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,704 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,763 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,826 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,903 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:47,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:47,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:47,981 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:47,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:47,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:47,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,044 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,131 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,205 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,277 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,353 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,418 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,477 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,539 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,610 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,680 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,739 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,818 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,893 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:48,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:48,970 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:48,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:48,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,038 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,093 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,151 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,230 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,307 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,381 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,457 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,512 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,584 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,663 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,752 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,820 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,898 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:49,960 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:49,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:49,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,027 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,088 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,169 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,233 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,296 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,424 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,517 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,589 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,663 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,740 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,803 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,863 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:50,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:50,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:50,986 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:50,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:50,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,078 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,156 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,229 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,311 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,401 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,487 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,558 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,643 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,764 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,821 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,893 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:51,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:51,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:51,949 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:51,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:51,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:51,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,006 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,094 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,163 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,221 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,287 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,346 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,402 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,456 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,521 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,576 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,649 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,719 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,786 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,849 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,912 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:52,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:52,988 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:52,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:52,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,047 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,160 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,247 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,312 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,375 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,431 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,493 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,591 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,825 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,897 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:53,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:53,969 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:53,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:53,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,040 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,109 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,177 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,238 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,291 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,344 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,404 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,458 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,515 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,574 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,628 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,747 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,827 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,886 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:54,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:54,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:54,943 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:54,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:54,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:54,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,023 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,085 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,162 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,222 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,288 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,354 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,412 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,470 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,582 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,638 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,724 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,779 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,867 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:55,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:55,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:55,943 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:55,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:55,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,016 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,088 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,161 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,240 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,310 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,370 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,429 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,482 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,549 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,617 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,679 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,740 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,798 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,859 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,929 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:56,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:56,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:56,989 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:56,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:56,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,080 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,138 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,199 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,255 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,315 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,373 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,429 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,487 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,540 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,623 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,702 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,756 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,817 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,891 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:57,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:57,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:57,958 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:57,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:57,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:57,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,037 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,112 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,185 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,258 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,331 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,412 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,474 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,534 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,603 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,685 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,762 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,835 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:58,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:58,979 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:58,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:58,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,056 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,115 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,169 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,224 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,312 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,368 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,434 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,502 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,580 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,656 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,710 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,767 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,828 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,886 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:59,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:21:59,943 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:21:59,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:59,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:21:59,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,006 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,060 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,119 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,173 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,226 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,280 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,334 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,388 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,449 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,537 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,605 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,665 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,725 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,786 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,845 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,904 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:00,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:00,964 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:00,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:00,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,023 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,082 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,160 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,215 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,269 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,361 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,417 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,498 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,563 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,636 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,703 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,763 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,824 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,885 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:01,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:01,946 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:01,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:01,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:01,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,008 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,071 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,135 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,197 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,257 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,318 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,378 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,441 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,496 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,551 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,630 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,699 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,761 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,822 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,881 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:02,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:02,941 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:02,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:02,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:02,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:02,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,000 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,063 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,125 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,186 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,247 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,311 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,373 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,435 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,497 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,557 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,618 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,685 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,744 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,805 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,864 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,922 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:03,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:03,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:03,981 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:03,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:03,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,040 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,099 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,161 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,219 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,298 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,373 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,447 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,521 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,595 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,668 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,741 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,822 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,892 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:04,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:04,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:04,970 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:04,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:04,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,047 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,122 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,197 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,270 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,344 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,490 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,562 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,623 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,684 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,758 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,815 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,869 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:05,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:05,961 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:05,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:05,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,025 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,086 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,146 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,265 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,326 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,385 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,445 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,505 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,565 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,625 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,685 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,745 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,808 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,864 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,934 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:06,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:06,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:06,994 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:06,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:06,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,047 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,100 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,153 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,208 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,260 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,314 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,398 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,451 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,505 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,558 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,637 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,691 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,759 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,818 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,906 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:07,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:07,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:07,984 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:07,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:07,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,062 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,123 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,198 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,263 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,326 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,385 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,446 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,504 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,557 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,611 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,682 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,763 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,841 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,916 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:08,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:08,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:08,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:08,993 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:08,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:08,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,141 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,198 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,252 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,307 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,370 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,423 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,498 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,571 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,642 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,708 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,780 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,858 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,923 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:09,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:09,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:09,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:09,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:09,984 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:09,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:09,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:09,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,107 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,168 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,233 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,292 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,350 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,409 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,470 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,531 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,594 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,657 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,717 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,837 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,902 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:10,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:10,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:10,963 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:10,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:10,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:10,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,024 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,084 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,139 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,200 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,252 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,310 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,363 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,416 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,468 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,538 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,597 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,667 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,725 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,836 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,892 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:11,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:11,947 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:11,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:11,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:11,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:11,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,056 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,140 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,222 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,291 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,344 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,397 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,450 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,507 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,568 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,622 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,680 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,733 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,818 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,897 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:12,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:12,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:12,972 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:12,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:12,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:12,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,046 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,119 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,193 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,276 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,338 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,400 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,462 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,524 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,584 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,643 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,701 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,827 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,900 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:13,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:13,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:13,984 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:13,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:13,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,053 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,116 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,177 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,240 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,302 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,372 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,430 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,489 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,545 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,619 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,679 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,747 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,809 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,863 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,918 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:14,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:14,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:14,971 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:14,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:14,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:14,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,025 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,079 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,132 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,187 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,262 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,335 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,394 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,473 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,547 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,612 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,667 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,732 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,813 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,887 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:15,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:15,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:15,967 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:15,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:15,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:15,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,031 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,084 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,229 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,308 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,383 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,442 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,505 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,558 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,610 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,662 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,715 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,767 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,820 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,873 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:16,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:16,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:16,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:16,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:16,991 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:16,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:16,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:16,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,055 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,108 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,162 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,222 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,276 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,330 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,384 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,443 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,530 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,592 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,654 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,717 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,780 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,840 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,901 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:17,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:17,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:17,961 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:17,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:17,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:17,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,022 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,084 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,144 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,204 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,264 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,318 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,373 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,429 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,486 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,538 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,591 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,643 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,714 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,793 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,854 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,908 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:18,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:18,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:18,961 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:18,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:18,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:18,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,015 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,068 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,123 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,176 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,231 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,285 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,340 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,401 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,468 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,539 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,611 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,675 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,748 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,821 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,892 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:19,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:19,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:19,967 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:19,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:19,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:19,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,046 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,122 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,197 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,312 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,366 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,420 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,536 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,589 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,652 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,731 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,803 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,878 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:20,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:20,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:20,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:20,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,029 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,085 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,138 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,192 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,245 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,299 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,353 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,407 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,461 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,516 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,573 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,625 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,678 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,731 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,819 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,887 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,946 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:21,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:21,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:21,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:21,999 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:21,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:21,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,052 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,106 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,159 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,213 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,302 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,368 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,431 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,494 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,564 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,625 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,686 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,747 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,808 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,869 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,932 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:22,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:22,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:22,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:22,993 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:22,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:22,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,053 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,114 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,175 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,229 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,283 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,337 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,391 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,445 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,500 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,561 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,613 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,685 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,748 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,801 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,854 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,907 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:23,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:23,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:23,971 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:23,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:23,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:23,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,026 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,080 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,145 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,222 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,300 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,376 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,451 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,524 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,589 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,641 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,697 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,776 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,850 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:24,925 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:24,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:24,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:24,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:24,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,001 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,078 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,155 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,231 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,303 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,357 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,410 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,464 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,521 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,575 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,629 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,689 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,742 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:22:25,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:22:25,794 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:22:25,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:22:25,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:22:25,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:25,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-22 23:31:27,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:27,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:27,235 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:27,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:27,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:27,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:27,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:27,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:27,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:27,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:27,308 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:27,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:27,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:27,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:27,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:27,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:27,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:27,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:27,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:27,387 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:27,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:27,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:27,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:27,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:27,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:27,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:27,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:27,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:27,458 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:27,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:27,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:27,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:27,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:27,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:27,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:27,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:27,531 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:27,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:27,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:27,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:27,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:27,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:27,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:27,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:27,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:27,603 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:27,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:27,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:27,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:27,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:27,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:27,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:27,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:27,676 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:27,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:27,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:27,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:27,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:27,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:27,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:27,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:27,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:27,748 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:27,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:27,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:27,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:27,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:27,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:27,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:27,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:27,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:27,820 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:27,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:27,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:27,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:27,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:27,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:27,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:27,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:27,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:27,894 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:27,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:27,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:27,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:27,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:27,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:27,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:27,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:27,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:27,967 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:27,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:27,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:27,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,041 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,114 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,188 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,261 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,335 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,408 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,483 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,556 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,634 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,706 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,851 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,923 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:28,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:28,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:28,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:28,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:28,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:28,997 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:28,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:28,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:28,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,069 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,143 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,216 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,290 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,363 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,436 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,509 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,583 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,657 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,730 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,884 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:29,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:29,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:29,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:29,956 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:29,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:29,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:29,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:29,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:29,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:29,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,029 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,101 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,174 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,246 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,319 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,392 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,465 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,539 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,611 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,685 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,757 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,831 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,905 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:30,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:30,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:30,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:30,979 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:30,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,058 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,131 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,203 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,275 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,348 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,421 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,494 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,566 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,639 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,712 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,785 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,857 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:31,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:31,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:31,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:31,931 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:31,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:31,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:31,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:31,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:31,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,005 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,079 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,153 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,228 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,307 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,451 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,524 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,597 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,669 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,744 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,816 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,890 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:32,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:32,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:32,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:32,965 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:32,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:32,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:32,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:32,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:32,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:32,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,038 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,111 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,185 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,259 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,332 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,406 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,487 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,560 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,632 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,704 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,778 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,852 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:33,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:33,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:33,927 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:33,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:33,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:33,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:33,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:33,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:33,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,003 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,079 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,155 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,231 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,309 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,387 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,462 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,536 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,610 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,684 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,763 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,837 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,909 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:34,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:34,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:34,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:34,982 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:34,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:34,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,056 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,131 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,209 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,287 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,361 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,439 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,517 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,595 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,674 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,753 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,828 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,906 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:35,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:35,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:35,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:35,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:35,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:35,984 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:35,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:35,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:35,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,071 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,144 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,217 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,292 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,366 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,441 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,517 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,594 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,670 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,747 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,825 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,904 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:36,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:36,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:36,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:36,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:36,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:36,983 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:36,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:36,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:36,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:37,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:37,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:37,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:37,060 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:37,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:37,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:37,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:37,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:37,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:37,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:37,141 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:37,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:37,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:37,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:37,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:37,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:37,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:37,222 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:37,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:37,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:37,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:37,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:37,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:37,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:37,308 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:37,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:37,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:37,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:37,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:37,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:37,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:37,386 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:37,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:37,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:37,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:37,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:37,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:37,463 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:37,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:37,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:37,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:37,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:37,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:37,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:37,539 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:37,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:37,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:37,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:37,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:37,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:37,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:37,619 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:37,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:37,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:37,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:37,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:37,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:37,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:37,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:37,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:37,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:37,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:37,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:37,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:37,779 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:37,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:37,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:37,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:37,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:37,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:37,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:37,858 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:37,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:37,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:37,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:37,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:37,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:37,938 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:37,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:37,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:37,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:37,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:37,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,021 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,103 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,186 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,262 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,337 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,411 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,486 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,560 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,641 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,714 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,787 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,859 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:38,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:38,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:38,933 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:38,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:38,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:38,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,005 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,080 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,154 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,227 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,300 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,373 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,446 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,520 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,594 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,668 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,742 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,816 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,895 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:39,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:39,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:39,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:39,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:39,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:39,967 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:39,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:39,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:39,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,040 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,112 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,186 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,259 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,332 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,405 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,478 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,552 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,699 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,773 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,847 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,920 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:40,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:40,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:40,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:40,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:40,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:40,995 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:40,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:40,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:40,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,075 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,148 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,220 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,294 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,366 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,439 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,513 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,587 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,660 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,733 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,806 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,879 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:41,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:41,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:41,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:41,952 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:41,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:41,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:41,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:41,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:41,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,026 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,101 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,175 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,249 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,327 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,401 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,473 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,545 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,619 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,692 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,765 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,838 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,912 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:42,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:42,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:42,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:42,985 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:42,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:42,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,059 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,133 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,207 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,281 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,354 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,429 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,503 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,655 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,727 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,800 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,872 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:43,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:43,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:43,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:43,945 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:43,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:43,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:43,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:43,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:43,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,018 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,091 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,165 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,239 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,312 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,386 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,459 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,534 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,682 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,765 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,838 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,910 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:44,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:44,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:44,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:44,982 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:44,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:44,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,056 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,128 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,201 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,293 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,370 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,443 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,518 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,592 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,665 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,813 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,887 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:45,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:45,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:45,961 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:45,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:45,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:45,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,040 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,113 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,185 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,258 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,331 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,404 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,477 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,551 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,624 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,697 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,770 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,844 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,918 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:46,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:46,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:46,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:46,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:46,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:46,992 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:46,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:46,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:46,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,066 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,141 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,215 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,293 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,365 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,438 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,511 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,585 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,659 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,731 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,804 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,878 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:47,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:47,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:47,952 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:47,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:47,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:47,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,026 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,100 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,175 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,249 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,323 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,397 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,479 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,552 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,624 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,771 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,843 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,916 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:48,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:48,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:48,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:48,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:48,990 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:48,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:48,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:48,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,064 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,212 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,286 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,360 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,434 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,508 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,583 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,657 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,736 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,809 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,882 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:49,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:49,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:49,954 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:49,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:49,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:49,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:49,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,028 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,102 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,175 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,248 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,323 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,396 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,470 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,545 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,619 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,693 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,768 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,844 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:50,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:50,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:50,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:50,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:50,999 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:50,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:50,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:50,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,072 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,146 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,218 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,291 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,365 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,438 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,512 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,586 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,660 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,733 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,807 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,882 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:51,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:51,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:51,957 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:51,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:51,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:51,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,031 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:52,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:52,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,105 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:52,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:52,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,185 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:52,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:52,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,258 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:52,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:52,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,331 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:52,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:52,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,404 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:52,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:52,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,477 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:52,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:52,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,559 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:52,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:52,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,658 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:52,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:52,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,746 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:52,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:52,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,819 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:52,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:52,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,892 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:52,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:52,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:52,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:52,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:52,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:52,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,040 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,114 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,189 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,263 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,337 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,411 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,636 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,709 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,782 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,855 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:53,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:53,928 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:53,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:53,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:53,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:53,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:53,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:53,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,002 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,075 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,149 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,223 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,298 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,372 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,446 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,520 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,595 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,670 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,749 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,822 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,895 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:54,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:54,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:54,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:54,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:54,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:54,968 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:54,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:54,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:54,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:54,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,041 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,114 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,187 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,288 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,366 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,440 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,514 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,589 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,663 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,737 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,810 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,885 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:55,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:55,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:55,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:55,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:55,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:55,967 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:55,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:55,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:55,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:55,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,040 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,114 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,187 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,260 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,333 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,406 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,480 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,554 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,628 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,702 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,776 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,849 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,924 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:56,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:56,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:56,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:56,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:56,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:56,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:56,998 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:56,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:56,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:56,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,073 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,148 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,227 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,300 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,372 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,445 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,519 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,592 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,666 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,741 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,814 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,887 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:57,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:57,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:57,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:57,961 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:57,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:57,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:57,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:57,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:57,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,036 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,110 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,185 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,259 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,334 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,408 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,489 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,562 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,635 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,708 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,782 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,856 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:58,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:58,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:58,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:58,930 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:58,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:58,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:58,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:58,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:58,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,003 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,078 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,152 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,226 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,301 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,376 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,450 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,524 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,600 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,680 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,753 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,826 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,900 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:31:59,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:31:59,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:31:59,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:31:59,973 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:31:59,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:31:59,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,046 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,120 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,194 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,268 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,342 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,417 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,491 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,565 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,640 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,715 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,790 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,873 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:00,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:00,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:00,955 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:00,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:00,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:00,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:00,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:00,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:00,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,027 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,100 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,174 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,249 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,322 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,396 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,471 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,544 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,618 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,692 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,767 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,841 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,915 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:01,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:01,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:01,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:01,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:01,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:01,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:01,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,066 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,141 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,221 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,295 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,368 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,441 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,515 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,663 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,737 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,812 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,885 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:02,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:02,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:02,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:02,959 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:02,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:02,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:02,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:02,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:02,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,034 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,109 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,184 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,258 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,334 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,415 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,488 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,562 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,635 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,708 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,782 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,856 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:03,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:03,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:03,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:03,930 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:03,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:03,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:03,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:03,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:03,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,003 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,153 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,227 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,301 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,377 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,451 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,525 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,601 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,755 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,827 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,901 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:04,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:04,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:04,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:04,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:04,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:04,974 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:04,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:04,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:04,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,047 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,120 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,194 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,272 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,346 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,420 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,494 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,569 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,644 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,719 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,794 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,869 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:05,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:05,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:05,949 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:05,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:05,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:05,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,023 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,096 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,170 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,245 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,319 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,392 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,466 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,540 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,614 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,689 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,763 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,838 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,912 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:06,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:06,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:06,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:06,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:06,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:06,987 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:06,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:06,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:06,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,063 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,144 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,218 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,291 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,365 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,439 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,512 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,586 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,661 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,735 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,809 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,884 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:07,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:07,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:07,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:07,959 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:07,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:07,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:07,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:07,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:07,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,033 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,107 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,183 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,258 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,332 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,411 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,485 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,558 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,631 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,706 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,780 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,854 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:08,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:08,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:08,927 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:08,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:08,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:08,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:08,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:08,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:08,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,002 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,076 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,226 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,301 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,375 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,450 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,525 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,600 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,753 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,827 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,901 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:09,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:09,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:09,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:09,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:09,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:09,974 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:09,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:09,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:09,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,048 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,122 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,196 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,272 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,346 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,421 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,495 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,570 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,644 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,719 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,796 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,880 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:10,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:10,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:10,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:10,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:10,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:10,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:10,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:10,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,026 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,101 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,174 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,248 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,323 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,398 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,472 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,546 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,620 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,695 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,769 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,843 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,918 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:11,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:11,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:11,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:11,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:11,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:11,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:11,994 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:11,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:11,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:11,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,069 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,150 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,223 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,296 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,369 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,444 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,517 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,592 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,742 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,816 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,890 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:12,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:12,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:12,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:12,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:12,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:12,966 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:12,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:12,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:12,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:12,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,041 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,116 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,192 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,268 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,343 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,425 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,499 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,572 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,647 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,722 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,795 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:13,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:13,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:13,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:13,943 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:13,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:13,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:13,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:13,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:13,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,018 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,092 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,167 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,242 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,318 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,393 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,467 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,543 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,626 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,700 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,774 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,848 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,922 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:14,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:14,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:14,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:14,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:14,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:14,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:14,996 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:14,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:14,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:14,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,070 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,145 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,220 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,295 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,371 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,446 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,520 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,595 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,671 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,746 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,822 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,902 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:15,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:15,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:15,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:15,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:15,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:15,976 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:15,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:15,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:15,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,050 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,123 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,197 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,271 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,346 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,422 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,496 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,570 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,644 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,719 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,795 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,870 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:16,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:16,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:16,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:16,946 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:16,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:16,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:16,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:16,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:16,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,022 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,097 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,177 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,251 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,325 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,400 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,474 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,623 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,697 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,772 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,847 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,922 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:17,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:17,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:17,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:17,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:17,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:17,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:17,999 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:17,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:17,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:17,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,075 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,149 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,300 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,376 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,454 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,601 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,676 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,750 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,825 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,900 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:18,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:18,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:18,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:18,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:18,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:18,974 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:18,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:18,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:18,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,049 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,124 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,199 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,350 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,427 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,501 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,576 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,657 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,731 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,805 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,880 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:19,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:19,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:19,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:19,955 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:19,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:19,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:19,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:19,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:19,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:19,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,028 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,102 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,177 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,252 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,327 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,402 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,478 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,553 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,628 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,703 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,779 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,855 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:20,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:20,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:20,935 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:20,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:20,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:20,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,010 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,083 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,157 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,232 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,307 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,381 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,455 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,530 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,679 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,753 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,828 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,904 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:21,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:21,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:21,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:21,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:21,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:21,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:21,979 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:21,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:21,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:21,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,056 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,131 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,210 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,283 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,358 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,432 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,507 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,656 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,730 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,880 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:22,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:22,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:22,955 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:22,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:22,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:22,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:22,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,030 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,106 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,181 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,257 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,332 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,415 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,488 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,562 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,638 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,712 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,786 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,860 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:23,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:23,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:23,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:23,935 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:23,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:23,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:23,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:23,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:23,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,010 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,085 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,161 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,236 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,311 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,386 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,463 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,538 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,614 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,696 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,769 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,843 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,918 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:24,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:24,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:24,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:24,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:24,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:24,993 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:24,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:24,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:24,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,068 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,143 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,218 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,294 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,370 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,445 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,520 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,596 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,671 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,746 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,822 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,899 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:25,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:25,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:25,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:25,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:25,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:25,979 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:25,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:25,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:25,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,129 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,202 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,277 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,352 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,427 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,502 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,577 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,653 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,728 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,803 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,879 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:26,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:26,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:26,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:26,955 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:26,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:26,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:26,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:26,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:26,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,031 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,107 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,184 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,262 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,336 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,410 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,485 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,560 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,635 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,710 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,785 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:27,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:27,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:27,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:27,935 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:27,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:27,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:27,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:27,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:27,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:28,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:28,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:28,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:28,011 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:28,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:28,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:28,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:28,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:28,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:32:28,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:32:28,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:28,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 43 transitions. [2021-11-22 23:32:28,087 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:32:28,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:32:28,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:28,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:28,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:32:28,121 INFO L286 TraceCheckSpWp]: Computing forward predicates...