./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound50.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_7efc7cd5-10c3-4926-928b-4869ae722309/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/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_7efc7cd5-10c3-4926-928b-4869ae722309/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/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_7efc7cd5-10c3-4926-928b-4869ae722309/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 436f0a1b9da8affd8e76edc25dee0cffff5a08ff489ec96067821d6a4548518b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:53,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:53,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:53,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:53,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:53,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:53,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:53,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:53,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:53,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:53,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:53,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:53,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:53,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:53,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:53,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:53,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:53,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:53,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:53,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:53,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:53,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:53,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:53,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:53,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:53,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:53,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:53,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:53,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:53,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:53,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:53,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:53,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:53,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:53,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:53,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:53,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:53,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:53,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:53,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:53,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:53,987 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:17:54,016 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:54,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:54,018 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:54,019 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:54,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:54,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:54,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:54,021 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:54,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:17:54,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:54,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:54,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:54,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:54,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:54,023 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:54,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:54,024 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:54,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:54,024 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:54,024 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:54,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:54,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:54,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:54,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:54,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:54,026 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:17:54,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:17:54,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:54,027 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_7efc7cd5-10c3-4926-928b-4869ae722309/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 436f0a1b9da8affd8e76edc25dee0cffff5a08ff489ec96067821d6a4548518b [2021-11-22 23:17:54,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:54,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:54,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:54,446 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:54,447 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:54,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound50.c [2021-11-22 23:17:54,549 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/bin/ukojak-LBtLqBUTdQ/data/9c3f41524/873413b0174b4b418ca759929f1247f1/FLAG0570ab4e8 [2021-11-22 23:17:55,096 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:55,096 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound50.c [2021-11-22 23:17:55,105 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/bin/ukojak-LBtLqBUTdQ/data/9c3f41524/873413b0174b4b418ca759929f1247f1/FLAG0570ab4e8 [2021-11-22 23:17:55,448 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/bin/ukojak-LBtLqBUTdQ/data/9c3f41524/873413b0174b4b418ca759929f1247f1 [2021-11-22 23:17:55,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:55,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:55,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:55,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:55,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:55,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f62fcb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55, skipping insertion in model container [2021-11-22 23:17:55,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:55,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:55,693 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_7efc7cd5-10c3-4926-928b-4869ae722309/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound50.c[490,503] [2021-11-22 23:17:55,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:55,732 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:55,748 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_7efc7cd5-10c3-4926-928b-4869ae722309/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound50.c[490,503] [2021-11-22 23:17:55,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:55,778 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:55,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55 WrapperNode [2021-11-22 23:17:55,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:55,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:55,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:55,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:55,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,826 INFO L137 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2021-11-22 23:17:55,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:55,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:55,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:55,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:55,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:55,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:55,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:55,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:55,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:55,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:55,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:55,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7efc7cd5-10c3-4926-928b-4869ae722309/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:55,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:55,987 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:17:55,987 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:17:55,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:17:55,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:55,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:55,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:17:55,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:17:56,084 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:56,087 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:56,316 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:56,344 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:56,344 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-22 23:17:56,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:56 BoogieIcfgContainer [2021-11-22 23:17:56,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:17:56,372 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:17:56,372 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:17:56,385 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:17:56,398 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:56" (1/1) ... [2021-11-22 23:17:56,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:17:56,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2021-11-22 23:17:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2021-11-22 23:17:56,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:17:56,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,692 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 23:17:56,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2021-11-22 23:17:56,723 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2021-11-22 23:17:56,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:17:56,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,813 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 23:17:56,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 45 transitions. [2021-11-22 23:17:56,870 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2021-11-22 23:17:56,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:56,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:56,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:57,158 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 23:17:57,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:57,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:57,509 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:57,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:57,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:57,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:57,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:57,667 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 23:17:57,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:57,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:57,678 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:57,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:57,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:57,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:57,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:57,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:57,777 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 23:17:57,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:57,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:57,804 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:57,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:57,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:57,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:57,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:57,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:57,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:17:57,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:57,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:57,962 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:57,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:57,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:57,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:58,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:58,082 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 23:17:58,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:58,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:58,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:58,172 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 23:17:58,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:58,186 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:58,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:58,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:58,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:58,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:17:58,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:58,297 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:58,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:58,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:58,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:58,412 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 23:17:58,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:58,425 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:58,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:58,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:58,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:58,546 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 23:17:58,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:58,559 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:58,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:58,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:58,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:58,659 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 23:17:58,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:58,668 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:58,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:58,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:58,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:58,748 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 23:17:58,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:58,759 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:58,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:58,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:58,840 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 23:17:58,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:58,848 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:58,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:58,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:58,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:17:58,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:58,992 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:58,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:58,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,068 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 23:17:59,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:59,074 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:59,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:59,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,173 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 23:17:59,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:59,185 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:59,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:59,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:17:59,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:59,280 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:59,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:59,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,358 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 23:17:59,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:59,364 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:59,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:59,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:17:59,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:59,455 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:59,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:59,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,536 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 23:17:59,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:59,542 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:59,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:59,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:17:59,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:59,609 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:59,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:59,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,665 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 23:17:59,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:59,671 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:59,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:59,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,726 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 23:17:59,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:59,732 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:59,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:59,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,812 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 23:17:59,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:59,817 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:59,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:59,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:17:59,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:59,894 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:59,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:59,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,958 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 23:17:59,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:17:59,965 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:17:59,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:59,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:00,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,068 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,130 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 23:18:00,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,138 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:00,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,211 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:00,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,281 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,346 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 23:18:00,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,407 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 23:18:00,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,413 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:00,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,486 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,567 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 23:18:00,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,572 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,628 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 23:18:00,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,634 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:00,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,691 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,744 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 23:18:00,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,750 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,814 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 23:18:00,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,819 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:00,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,879 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,931 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 23:18:00,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,936 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,987 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 23:18:00,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:00,993 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:00,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:00,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,045 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 23:18:01,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,050 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,107 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 23:18:01,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,113 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,188 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 23:18:01,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,195 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,257 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 23:18:01,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,263 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,319 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 23:18:01,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,326 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,394 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 23:18:01,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,401 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,455 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 23:18:01,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,461 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,521 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 23:18:01,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,526 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,578 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 23:18:01,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,583 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,639 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 23:18:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,700 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 23:18:01,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,705 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,754 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 23:18:01,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,759 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,799 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 23:18:01,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,804 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,846 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 23:18:01,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,851 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:01,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,896 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,951 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 23:18:01,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,955 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,994 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 23:18:01,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:01,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:01,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,036 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 23:18:02,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,040 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:02,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,084 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:02,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,139 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,182 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 23:18:02,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,188 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,233 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 23:18:02,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,239 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:02,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,291 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,348 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 23:18:02,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,353 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,393 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 23:18:02,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,399 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,440 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 23:18:02,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,445 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,484 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 23:18:02,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,488 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,536 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 23:18:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,584 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 23:18:02,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,588 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,637 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 23:18:02,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,653 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,700 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 23:18:02,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,705 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,757 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 23:18:02,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,762 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,805 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 23:18:02,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,809 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,854 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 23:18:02,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,858 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,904 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 23:18:02,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,908 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:02,951 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 23:18:02,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:02,956 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:02,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:02,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:02,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,000 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 23:18:03,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,004 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,044 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 23:18:03,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,089 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 23:18:03,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,093 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:03,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,135 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,174 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 23:18:03,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,178 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:03,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,220 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:03,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,264 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,315 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 23:18:03,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,322 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:03,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,382 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,435 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 23:18:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,439 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,476 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 23:18:03,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,480 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,518 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 23:18:03,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,522 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,561 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 23:18:03,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,565 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,605 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 23:18:03,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,609 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:03,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,652 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:03,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,695 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,733 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 23:18:03,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,737 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:03,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,783 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:03,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:03,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,876 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:03,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,918 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:03,972 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 23:18:03,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:03,975 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:03,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:03,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:03,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,023 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 23:18:04,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,028 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:04,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:04,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,148 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:04,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,191 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:04,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,239 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,277 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 23:18:04,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,281 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:04,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,327 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,369 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 23:18:04,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,373 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,419 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 23:18:04,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,423 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,463 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 23:18:04,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,467 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,507 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 23:18:04,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,512 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,551 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 23:18:04,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,555 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,594 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 23:18:04,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,636 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 23:18:04,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,640 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:04,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,687 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,725 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 23:18:04,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,729 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,805 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 23:18:04,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,809 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:04,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,852 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:04,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,894 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:04,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,938 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,976 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 23:18:04,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:04,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:04,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,022 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 23:18:05,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,026 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:05,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,071 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,112 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 23:18:05,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,116 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:05,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,160 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,199 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 23:18:05,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,203 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,245 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 23:18:05,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,249 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,291 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 23:18:05,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,297 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,347 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 23:18:05,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,352 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,413 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 23:18:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,417 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,470 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 23:18:05,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,474 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,546 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 23:18:05,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,550 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,594 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 23:18:05,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,598 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,652 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 23:18:05,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,656 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,698 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 23:18:05,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,702 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,746 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 23:18:05,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,750 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,792 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 23:18:05,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,800 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:05,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,847 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,890 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 23:18:05,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,894 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,941 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 23:18:05,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,945 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:05,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:05,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:05,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:05,994 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:05,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:05,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,037 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 23:18:06,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,041 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,079 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 23:18:06,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,083 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:06,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,127 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,167 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 23:18:06,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,171 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:06,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,221 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,288 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 23:18:06,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,293 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,345 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 23:18:06,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,349 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:06,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,406 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,446 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 23:18:06,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,450 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,487 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 23:18:06,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,491 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,534 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 23:18:06,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,538 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,576 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 23:18:06,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,581 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,623 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 23:18:06,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,628 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:06,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,728 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 23:18:06,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,732 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:06,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,800 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:06,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,847 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:06,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,891 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:06,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,943 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,984 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 23:18:06,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:06,989 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:06,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:06,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:07,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,103 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 23:18:07,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,107 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:07,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,157 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:07,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,207 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,246 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 23:18:07,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,250 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:07,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,299 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,342 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 23:18:07,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,347 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,393 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 23:18:07,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,397 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,437 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 23:18:07,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,442 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,483 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 23:18:07,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,488 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,535 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 23:18:07,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,539 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:07,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,639 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 23:18:07,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,644 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:07,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,691 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,732 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 23:18:07,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,736 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,776 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 23:18:07,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,781 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,824 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 23:18:07,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,827 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,867 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 23:18:07,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,872 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,915 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 23:18:07,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,920 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:07,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:07,983 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 23:18:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:07,988 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:07,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:07,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:08,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,033 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,071 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 23:18:08,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,075 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,119 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 23:18:08,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,122 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,158 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 23:18:08,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,162 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,199 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 23:18:08,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,203 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,248 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 23:18:08,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,252 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:08,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,299 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:08,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,345 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,393 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 23:18:08,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,397 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,453 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 23:18:08,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,460 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,506 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 23:18:08,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,510 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,552 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 23:18:08,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,556 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,621 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 23:18:08,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,625 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,678 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 23:18:08,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,728 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 23:18:08,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,732 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,773 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 23:18:08,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,777 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,823 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 23:18:08,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,827 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:08,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,868 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,931 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 23:18:08,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,935 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:08,976 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 23:18:08,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:08,980 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:08,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:08,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:08,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:09,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,024 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,073 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 23:18:09,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,078 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:09,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,172 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 23:18:09,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,178 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:09,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,235 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:09,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,282 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,332 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 23:18:09,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,337 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,389 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 23:18:09,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,394 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:09,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,443 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,488 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 23:18:09,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,492 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,535 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 23:18:09,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,539 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,584 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 23:18:09,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,588 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,632 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 23:18:09,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,636 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,678 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 23:18:09,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,725 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 23:18:09,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,729 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:09,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,776 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,818 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 23:18:09,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,823 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,887 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 23:18:09,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,891 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,940 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 23:18:09,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,950 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:09,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:09,991 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 23:18:09,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:09,995 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:09,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:09,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,036 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 23:18:10,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,041 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,088 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 23:18:10,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,093 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,137 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 23:18:10,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,142 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,190 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 23:18:10,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,195 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,248 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 23:18:10,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,252 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:10,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,314 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,379 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:10,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,425 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,484 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 23:18:10,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,489 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,534 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 23:18:10,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,539 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,587 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 23:18:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,592 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:10,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,640 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,686 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 23:18:10,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,690 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,734 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 23:18:10,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,739 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:10,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,789 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,831 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 23:18:10,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,835 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,896 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 23:18:10,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,900 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:10,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:10,961 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:10,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:10,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,009 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 23:18:11,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,017 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,064 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 23:18:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,070 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,156 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 23:18:11,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,162 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:11,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,209 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,261 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 23:18:11,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,265 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,307 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 23:18:11,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,311 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:11,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,356 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:11,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,406 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:11,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,455 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,499 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 23:18:11,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,503 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,548 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 23:18:11,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,552 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:11,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,644 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 23:18:11,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,694 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 23:18:11,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,698 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,744 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 23:18:11,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,751 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,811 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 23:18:11,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,814 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,856 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 23:18:11,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,860 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:11,903 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 23:18:11,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:11,908 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:11,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:11,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:11,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,003 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 23:18:12,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,011 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,069 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 23:18:12,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,075 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,125 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 23:18:12,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,130 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,180 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,226 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 23:18:12,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,231 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,284 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 23:18:12,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,289 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:12,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,350 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,396 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 23:18:12,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,399 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,448 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 23:18:12,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,453 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,499 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 23:18:12,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,503 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,547 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 23:18:12,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,552 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:12,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,600 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:12,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,648 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:12,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,697 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,738 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 23:18:12,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,742 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,782 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 23:18:12,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,786 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,825 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 23:18:12,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,829 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,876 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 23:18:12,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,880 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,926 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 23:18:12,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,928 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:12,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:12,987 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 23:18:12,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:12,991 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:12,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,036 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 23:18:13,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,040 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,081 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 23:18:13,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,085 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,126 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 23:18:13,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,130 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,174 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 23:18:13,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,183 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,224 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 23:18:13,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,228 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:13,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,275 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,316 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 23:18:13,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,320 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,365 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,407 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 23:18:13,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,411 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,453 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 23:18:13,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,457 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,499 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 23:18:13,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,541 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 23:18:13,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,545 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,587 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 23:18:13,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,590 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,652 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 23:18:13,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,656 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,709 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 23:18:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,713 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,754 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 23:18:13,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,759 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,811 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 23:18:13,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,815 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,856 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 23:18:13,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,861 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,902 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 23:18:13,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,906 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,946 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 23:18:13,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,950 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,992 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 23:18:13,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:13,996 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:13,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:13,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,038 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 23:18:14,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,042 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,083 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 23:18:14,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,087 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,126 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 23:18:14,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,130 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,173 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 23:18:14,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,178 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,220 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 23:18:14,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,224 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:14,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,268 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,315 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 23:18:14,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,321 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,359 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 23:18:14,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,362 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,404 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 23:18:14,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,445 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 23:18:14,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,449 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,491 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 23:18:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:14,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,541 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,583 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 23:18:14,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,588 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,633 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 23:18:14,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,637 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,675 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 23:18:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,679 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,718 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 23:18:14,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,722 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:14,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,767 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,807 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 23:18:14,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,811 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,850 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 23:18:14,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,854 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,893 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 23:18:14,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,897 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,935 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 23:18:14,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,939 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:14,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:14,979 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 23:18:14,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:14,983 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:14,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:14,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:15,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,039 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:15,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,091 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,137 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 23:18:15,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,141 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,186 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 23:18:15,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:15,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,235 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:15,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,327 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 23:18:15,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,331 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,372 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 23:18:15,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,376 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,424 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 23:18:15,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,428 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:15,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,471 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,509 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 23:18:15,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,513 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,551 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 23:18:15,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,556 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,597 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 23:18:15,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,601 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:15,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,646 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,688 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 23:18:15,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,692 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,732 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 23:18:15,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,736 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,777 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 23:18:15,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,781 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,819 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 23:18:15,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,823 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,862 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 23:18:15,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,867 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,912 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 23:18:15,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,918 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:15,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:15,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:15,973 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:15,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:15,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:15,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,018 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 23:18:16,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,023 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,065 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 23:18:16,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,069 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,110 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 23:18:16,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,113 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:16,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,157 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,200 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 23:18:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,204 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,243 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 23:18:16,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,247 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,289 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 23:18:16,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,298 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:16,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,340 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,381 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 23:18:16,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,388 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:16,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,430 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,482 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 23:18:16,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,487 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,527 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 23:18:16,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,531 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,572 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 23:18:16,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,576 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:16,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,622 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,661 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 23:18:16,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,666 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:16,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,712 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,750 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 23:18:16,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,754 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,793 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 23:18:16,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,797 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,846 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 23:18:16,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,850 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:16,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,902 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,946 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 23:18:16,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:16,951 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:16,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:16,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:16,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:16,998 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 23:18:17,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,002 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,046 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 23:18:17,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,050 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,095 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 23:18:17,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,099 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:17,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,143 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:17,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,191 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,232 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 23:18:17,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,236 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,280 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 23:18:17,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:17,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,329 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,372 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 23:18:17,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,377 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,423 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 23:18:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,427 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,471 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 23:18:17,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,475 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,517 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 23:18:17,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,521 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,562 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 23:18:17,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,566 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:17,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,622 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,663 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 23:18:17,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:17,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,712 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,751 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 23:18:17,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,755 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,796 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 23:18:17,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,800 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,838 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 23:18:17,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,841 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,887 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 23:18:17,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,890 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:17,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:17,951 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:17,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,011 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 23:18:18,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,018 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,071 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 23:18:18,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,076 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:18,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,127 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,167 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 23:18:18,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,171 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:18,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,215 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,254 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 23:18:18,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,258 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,298 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 23:18:18,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,302 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:18,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,345 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,385 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 23:18:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,389 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,427 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 23:18:18,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,431 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,471 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 23:18:18,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,475 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,513 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 23:18:18,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,517 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,554 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 23:18:18,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,558 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,598 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 23:18:18,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,602 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,644 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 23:18:18,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,647 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,707 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 23:18:18,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,712 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:18,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,763 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,810 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 23:18:18,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,814 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,860 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 23:18:18,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,865 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,909 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 23:18:18,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,912 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:18,955 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 23:18:18,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:18,959 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:18,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:18,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:18,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,000 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 23:18:19,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,003 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,042 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 23:18:19,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,046 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,089 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 23:18:19,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,093 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,137 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 23:18:19,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,141 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:19,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,202 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,248 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 23:18:19,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,252 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,293 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 23:18:19,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,297 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:19,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,383 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 23:18:19,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,387 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,426 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 23:18:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,430 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,471 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 23:18:19,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,475 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:19,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,519 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,557 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 23:18:19,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,561 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:19,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,606 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:19,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,650 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,697 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 23:18:19,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,699 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,748 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 23:18:19,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,751 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,813 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 23:18:19,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,817 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,866 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 23:18:19,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,870 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,909 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 23:18:19,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,912 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,951 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 23:18:19,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,955 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:19,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:19,993 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 23:18:19,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:19,996 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:19,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:19,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,033 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 23:18:20,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,037 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:20,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,081 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,118 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 23:18:20,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,122 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:20,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,167 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,206 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 23:18:20,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,210 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:20,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,254 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,293 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 23:18:20,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,297 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:20,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,340 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,381 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 23:18:20,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,385 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,424 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 23:18:20,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,427 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:20,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,472 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,510 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 23:18:20,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,514 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,554 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 23:18:20,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,557 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:20,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,599 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,638 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 23:18:20,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,643 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,682 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 23:18:20,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,686 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,724 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 23:18:20,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,728 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,769 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 23:18:20,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,773 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,814 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 23:18:20,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,818 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,855 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 23:18:20,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,858 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:20,909 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 23:18:20,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:20,911 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:20,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:20,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:20,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:21,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,005 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,073 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 23:18:21,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,077 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,120 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 23:18:21,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,137 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,179 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 23:18:21,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,183 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:21,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,241 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,280 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 23:18:21,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,322 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 23:18:21,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,326 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,366 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 23:18:21,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,408 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 23:18:21,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,412 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,453 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 23:18:21,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,457 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,496 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 23:18:21,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,499 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,540 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 23:18:21,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,544 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,583 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 23:18:21,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,587 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:21,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,631 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:21,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,673 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,712 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 23:18:21,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,716 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,756 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 23:18:21,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,760 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,799 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 23:18:21,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,802 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,840 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 23:18:21,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,843 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,881 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 23:18:21,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,883 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:21,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,924 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:21,963 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 23:18:21,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:21,966 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:21,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:21,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:21,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,028 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 23:18:22,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,032 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,083 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 23:18:22,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,087 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,134 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 23:18:22,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,138 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,188 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 23:18:22,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,192 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,242 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 23:18:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,246 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:22,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,303 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:22,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,356 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,405 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 23:18:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,408 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:22,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,453 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,495 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 23:18:22,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,499 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:22,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,543 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,584 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 23:18:22,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,587 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,626 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 23:18:22,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,630 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:22,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,672 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,711 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 23:18:22,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,714 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,753 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 23:18:22,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,757 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:22,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,798 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,837 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 23:18:22,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,840 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,879 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 23:18:22,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,883 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,920 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 23:18:22,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,923 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,962 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 23:18:22,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:22,966 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:22,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:22,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:22,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,004 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 23:18:23,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,007 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:23,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,088 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 23:18:23,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,091 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,135 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 23:18:23,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,139 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,174 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 23:18:23,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,176 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,217 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 23:18:23,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,221 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,256 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 23:18:23,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,260 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:23,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,299 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,384 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 23:18:23,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,388 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,425 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 23:18:23,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,466 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 23:18:23,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,470 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,508 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 23:18:23,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,511 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:23,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,553 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,591 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 23:18:23,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,595 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:23,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,636 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,673 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 23:18:23,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,676 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,713 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 23:18:23,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,716 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,753 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 23:18:23,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,757 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,798 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 23:18:23,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,801 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,854 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 23:18:23,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,858 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:23,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:23,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:23,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:23,978 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:23,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:23,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:23,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:24,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,025 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:24,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,073 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,118 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 23:18:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,122 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,165 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 23:18:24,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,175 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:24,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,220 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:24,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,265 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,297 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 23:18:24,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,300 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,350 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 23:18:24,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,354 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,397 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 23:18:24,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,401 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,435 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 23:18:24,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,437 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:24,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,492 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:24,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,542 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,588 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 23:18:24,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,592 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,636 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 23:18:24,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:24,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,686 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,727 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 23:18:24,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,730 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:24,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,776 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,818 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 23:18:24,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,822 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:24,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,867 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:24,943 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 23:18:24,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:24,947 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:24,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:24,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:24,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:25,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,005 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,049 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 23:18:25,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,053 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,094 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 23:18:25,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,098 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,140 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 23:18:25,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,144 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,189 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 23:18:25,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,193 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:25,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,238 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:25,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,296 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:25,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,340 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,379 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 23:18:25,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,383 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,423 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 23:18:25,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,427 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,468 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 23:18:25,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,471 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,514 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 23:18:25,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,518 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,559 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 23:18:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,563 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,628 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 23:18:25,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,632 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,667 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 23:18:25,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,669 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:25,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,704 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,742 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 23:18:25,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,745 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,798 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 23:18:25,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,801 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:25,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,841 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,878 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 23:18:25,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,881 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,913 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 23:18:25,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:25,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:25,959 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:25,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:25,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,025 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 23:18:26,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,029 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,069 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 23:18:26,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,073 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,125 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 23:18:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:26,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,168 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:26,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,209 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,260 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 23:18:26,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,264 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,311 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 23:18:26,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,314 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,356 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 23:18:26,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,360 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,413 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 23:18:26,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,416 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:26,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,461 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,504 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 23:18:26,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,507 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,550 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 23:18:26,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,553 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:26,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,600 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,636 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 23:18:26,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,638 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,677 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 23:18:26,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,679 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,733 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 23:18:26,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,737 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,784 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 23:18:26,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,788 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,831 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 23:18:26,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,835 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,878 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 23:18:26,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:26,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,928 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:26,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:26,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:26,972 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:26,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:26,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:26,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,012 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 23:18:27,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,016 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,056 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 23:18:27,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,059 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:27,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,098 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,135 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 23:18:27,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,139 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:27,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,178 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,215 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 23:18:27,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,218 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,259 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 23:18:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,263 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,311 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 23:18:27,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,359 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 23:18:27,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,363 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,407 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 23:18:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,411 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,453 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 23:18:27,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,456 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,508 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 23:18:27,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,512 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,554 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 23:18:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,557 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,600 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 23:18:27,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,603 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:27,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,648 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,690 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 23:18:27,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,694 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,735 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 23:18:27,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,739 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,782 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 23:18:27,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,785 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,828 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 23:18:27,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,832 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,875 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 23:18:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,879 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:27,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,924 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:27,978 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 23:18:27,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:27,982 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:27,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:27,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:27,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,020 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 23:18:28,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,023 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,060 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 23:18:28,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,063 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,105 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 23:18:28,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,109 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,150 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 23:18:28,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,153 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,191 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 23:18:28,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,195 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:28,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,234 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,274 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 23:18:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,277 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:28,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,317 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,362 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 23:18:28,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,365 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,402 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 23:18:28,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,405 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,441 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 23:18:28,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,445 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,481 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 23:18:28,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,484 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,518 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 23:18:28,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,521 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,563 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 23:18:28,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,565 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,600 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 23:18:28,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,609 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:28,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,644 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:28,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,688 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:28,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,728 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:28,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,792 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:28,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,843 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:28,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,890 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:28,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,937 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:28,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:28,981 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 23:18:28,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:28,985 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:28,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:28,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,030 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 23:18:29,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,034 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:29,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,081 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:29,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,129 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,172 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 23:18:29,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,175 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,218 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 23:18:29,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,222 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:29,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,268 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:29,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,314 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,358 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 23:18:29,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,362 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,406 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 23:18:29,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,410 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:29,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,452 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:29,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,498 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,536 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 23:18:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,539 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,581 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 23:18:29,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,584 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,623 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 23:18:29,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,627 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,673 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 23:18:29,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,676 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,727 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 23:18:29,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,731 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,775 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 23:18:29,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,779 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,824 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 23:18:29,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,827 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,870 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 23:18:29,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,874 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,917 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 23:18:29,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,921 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:29,965 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 23:18:29,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:29,969 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:29,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:29,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:29,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:30,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,017 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,060 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 23:18:30,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,063 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,107 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 23:18:30,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,111 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:30,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,157 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,200 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 23:18:30,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,203 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:30,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,245 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:30,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,303 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,340 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 23:18:30,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,342 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:30,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,377 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,427 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 23:18:30,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,431 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,474 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 23:18:30,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,478 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:30,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,526 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:30,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,561 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,611 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 23:18:30,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,615 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,658 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 23:18:30,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,662 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,707 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 23:18:30,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,710 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:30,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,759 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,808 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 23:18:30,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,812 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,853 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 23:18:30,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,857 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,901 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 23:18:30,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,905 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,948 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 23:18:30,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,952 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:30,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:30,996 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 23:18:30,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:30,999 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:30,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:30,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,043 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 23:18:31,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,046 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,089 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 23:18:31,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,093 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,135 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 23:18:31,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,139 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,183 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 23:18:31,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,186 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,228 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 23:18:31,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,232 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,275 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 23:18:31,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,279 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,322 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 23:18:31,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,326 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,363 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 23:18:31,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,366 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,397 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 23:18:31,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,400 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:31,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,435 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,469 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 23:18:31,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,471 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,507 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 23:18:31,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,510 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,542 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 23:18:31,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,545 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,610 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 23:18:31,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,614 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,653 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 23:18:31,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,656 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,689 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 23:18:31,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,692 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,743 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 23:18:31,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,746 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,781 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 23:18:31,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,783 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,835 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 23:18:31,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,838 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,882 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 23:18:31,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,885 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,917 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 23:18:31,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,919 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,951 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 23:18:31,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,953 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:31,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:31,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:31,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:31,987 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:31,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:31,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,022 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:32,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,057 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,094 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 23:18:32,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,097 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:32,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,152 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,199 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 23:18:32,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,202 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:32,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,251 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,294 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 23:18:32,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,298 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,341 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 23:18:32,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,345 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,388 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 23:18:32,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,391 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,423 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 23:18:32,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,426 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,471 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 23:18:32,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,474 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,528 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 23:18:32,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,532 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,570 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 23:18:32,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,573 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,610 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 23:18:32,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,614 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,650 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 23:18:32,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,653 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,689 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 23:18:32,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,692 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,729 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 23:18:32,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,732 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,768 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 23:18:32,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,771 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,808 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 23:18:32,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,811 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:32,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,851 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,904 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 23:18:32,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,907 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,941 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 23:18:32,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,945 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:32,980 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 23:18:32,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:32,984 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:32,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:32,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:32,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,018 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 23:18:33,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,021 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,056 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 23:18:33,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,059 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,095 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 23:18:33,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,098 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:33,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,136 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,172 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 23:18:33,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,175 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,209 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 23:18:33,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,248 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 23:18:33,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,251 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:33,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,289 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,324 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 23:18:33,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,328 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,363 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 23:18:33,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,366 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:33,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,401 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:33,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,436 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,468 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 23:18:33,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,470 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,503 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 23:18:33,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,506 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,572 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 23:18:33,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,575 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,610 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 23:18:33,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,613 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,651 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 23:18:33,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,654 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,688 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 23:18:33,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,691 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,733 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 23:18:33,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,736 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:33,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,774 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,825 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 23:18:33,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,829 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,876 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 23:18:33,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,879 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,924 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 23:18:33,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,928 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:33,971 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 23:18:33,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:33,975 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:33,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:33,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:33,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:34,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,025 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,070 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 23:18:34,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,074 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,117 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 23:18:34,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,121 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,164 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 23:18:34,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,168 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:34,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,215 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,260 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 23:18:34,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,308 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 23:18:34,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,312 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,356 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 23:18:34,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,360 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,405 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 23:18:34,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,408 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,454 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 23:18:34,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,458 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,503 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 23:18:34,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,506 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,550 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 23:18:34,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,554 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:34,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,602 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:34,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,637 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:34,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,671 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,704 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 23:18:34,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,706 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,738 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 23:18:34,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,741 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,774 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 23:18:34,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,776 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,808 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 23:18:34,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,811 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:34,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,848 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,882 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 23:18:34,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,884 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,926 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 23:18:34,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,929 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,961 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 23:18:34,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,964 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:34,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:34,996 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 23:18:34,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:34,998 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:34,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:34,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,030 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 23:18:35,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,032 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,068 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 23:18:35,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,070 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,102 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 23:18:35,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,114 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,146 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 23:18:35,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,149 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:35,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,183 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:35,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,218 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,257 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 23:18:35,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,260 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,324 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 23:18:35,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,327 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:35,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,379 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,424 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 23:18:35,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,428 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,468 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 23:18:35,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,472 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,511 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 23:18:35,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,515 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,553 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 23:18:35,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,557 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,592 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 23:18:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,595 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,631 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 23:18:35,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,635 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,667 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 23:18:35,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,669 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,701 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 23:18:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,704 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:35,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,739 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:35,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,792 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,831 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 23:18:35,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,833 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,866 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 23:18:35,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,868 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:35,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,913 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:35,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,947 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:35,980 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 23:18:35,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:35,982 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:35,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:35,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:35,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:36,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,017 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:36,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,051 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,085 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 23:18:36,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,088 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,120 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 23:18:36,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,122 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,154 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 23:18:36,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,157 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,189 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 23:18:36,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,191 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,223 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 23:18:36,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,226 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,277 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 23:18:36,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,280 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,334 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 23:18:36,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,337 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,383 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 23:18:36,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,387 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,433 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 23:18:36,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,437 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,481 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 23:18:36,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,484 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:18:36,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:36,528 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 23:18:36,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:18:36,532 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:18:36,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:36,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-22 23:28:29,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:29,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:29,799 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:29,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:29,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:29,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:29,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:29,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:29,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:29,860 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 23:28:29,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:29,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:29,862 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:29,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:29,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:29,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:29,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:29,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:29,924 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 23:28:29,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:29,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:29,927 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:29,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:29,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:29,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:29,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:29,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:29,987 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 23:28:29,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:29,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:29,989 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:29,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:29,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:29,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,051 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 23:28:30,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,054 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,114 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 23:28:30,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,178 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 23:28:30,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,181 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:30,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,243 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,305 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 23:28:30,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,308 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,368 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 23:28:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,370 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,433 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 23:28:30,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,435 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:30,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,499 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,561 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 23:28:30,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,564 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,631 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 23:28:30,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,633 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,695 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 23:28:30,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,697 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:30,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,761 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,823 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 23:28:30,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,825 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,887 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 23:28:30,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:30,951 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 23:28:30,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:30,953 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:30,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:30,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:30,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,015 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 23:28:31,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,017 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:31,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,079 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,141 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 23:28:31,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,143 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:31,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,206 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,268 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 23:28:31,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,270 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,331 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 23:28:31,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,333 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,395 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 23:28:31,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,397 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,458 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 23:28:31,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,461 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:31,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,525 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,587 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 23:28:31,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,590 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,652 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 23:28:31,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,654 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,716 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 23:28:31,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,719 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,800 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 23:28:31,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,804 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,875 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 23:28:31,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,877 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:31,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:31,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:31,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:31,941 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:31,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:31,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:31,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:31,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:31,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,003 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 23:28:32,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,006 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,068 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 23:28:32,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,070 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:32,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,135 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:32,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,206 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:32,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,270 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,330 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 23:28:32,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,333 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,394 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 23:28:32,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,397 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:32,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,459 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,521 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 23:28:32,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,583 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 23:28:32,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,585 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:32,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,650 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,709 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 23:28:32,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,712 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,774 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 23:28:32,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,776 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,836 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 23:28:32,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,839 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,901 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 23:28:32,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,903 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:32,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:32,965 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 23:28:32,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:32,967 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:32,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:32,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,027 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 23:28:33,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,029 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,091 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 23:28:33,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,093 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,154 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 23:28:33,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,218 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 23:28:33,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,221 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:33,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,283 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,345 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 23:28:33,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,348 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,408 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 23:28:33,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,410 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:33,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,475 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,536 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 23:28:33,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,539 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,601 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 23:28:33,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,603 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,665 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 23:28:33,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,667 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,735 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 23:28:33,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,737 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,799 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 23:28:33,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,801 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,862 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 23:28:33,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,865 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,926 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 23:28:33,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,929 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:33,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:33,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:33,989 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 23:28:33,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:33,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:33,992 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:33,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:33,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:33,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:34,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,056 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,116 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 23:28:34,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,119 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:34,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,183 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,242 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 23:28:34,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,245 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:34,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,309 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,369 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 23:28:34,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,371 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,436 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,497 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 23:28:34,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,499 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,561 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 23:28:34,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,563 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,625 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 23:28:34,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,627 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,690 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 23:28:34,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,692 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,754 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 23:28:34,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,756 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,819 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 23:28:34,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,821 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,883 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 23:28:34,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,886 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:34,946 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 23:28:34,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:34,949 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:34,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:34,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:34,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,011 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 23:28:35,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,013 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,074 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 23:28:35,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,076 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,138 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 23:28:35,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,201 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 23:28:35,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,203 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:35,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,273 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,333 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 23:28:35,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,335 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,397 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 23:28:35,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,400 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:35,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,462 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,524 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 23:28:35,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,526 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,587 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 23:28:35,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,590 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,652 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 23:28:35,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,654 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,716 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 23:28:35,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,719 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:35,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,845 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 23:28:35,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,847 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,908 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 23:28:35,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,911 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:35,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:35,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:35,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:35,975 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:35,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:35,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,036 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 23:28:36,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,038 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,101 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 23:28:36,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:36,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,166 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,228 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 23:28:36,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,230 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,290 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 23:28:36,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,293 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,355 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 23:28:36,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,357 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,418 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 23:28:36,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,420 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,483 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 23:28:36,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,485 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,546 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 23:28:36,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,549 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,611 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 23:28:36,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,614 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,677 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 23:28:36,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,679 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:36,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,744 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,811 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 23:28:36,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,814 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:36,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,877 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:36,938 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 23:28:36,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:36,941 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:36,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:36,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:36,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:37,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,003 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,065 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 23:28:37,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,067 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:37,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,129 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,191 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 23:28:37,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,193 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,253 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 23:28:37,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,255 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,317 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 23:28:37,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,320 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:37,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,383 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,445 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 23:28:37,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,447 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,509 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 23:28:37,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,511 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,574 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 23:28:37,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,576 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,639 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 23:28:37,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,641 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:37,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,705 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,768 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 23:28:37,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,770 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,830 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 23:28:37,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,833 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:37,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,898 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:37,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:37,958 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 23:28:37,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:37,960 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:37,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:37,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,023 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 23:28:38,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,025 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:38,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,089 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,152 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 23:28:38,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,154 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,215 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 23:28:38,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,217 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:38,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,282 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,343 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 23:28:38,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,413 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 23:28:38,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,415 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,477 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 23:28:38,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,479 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,542 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 23:28:38,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,544 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,606 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 23:28:38,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,609 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:38,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,672 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,733 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 23:28:38,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,736 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,796 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 23:28:38,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,798 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,861 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 23:28:38,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,863 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,923 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 23:28:38,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,925 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:38,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:38,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:38,987 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 23:28:38,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:38,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:38,990 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:38,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:38,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:38,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,051 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 23:28:39,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,053 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:39,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,118 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,179 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 23:28:39,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:39,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,246 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,309 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 23:28:39,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,311 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,372 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 23:28:39,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,375 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,437 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 23:28:39,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:39,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,502 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,565 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 23:28:39,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,567 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,628 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 23:28:39,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,630 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:39,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,695 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,756 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 23:28:39,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,758 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:39,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,823 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,884 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 23:28:39,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,887 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:39,952 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 23:28:39,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:39,955 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:39,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:39,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:39,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:40,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,018 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,080 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 23:28:40,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,083 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,145 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 23:28:40,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,148 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,207 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 23:28:40,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,210 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,272 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 23:28:40,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,274 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,334 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 23:28:40,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,337 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,399 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 23:28:40,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,401 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,463 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 23:28:40,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,465 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,528 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 23:28:40,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,530 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,594 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 23:28:40,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,596 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,658 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 23:28:40,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,660 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,724 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 23:28:40,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,726 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,789 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 23:28:40,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,791 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,854 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 23:28:40,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,856 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:40,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,921 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:40,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:40,983 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 23:28:40,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:40,985 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:40,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:40,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:41,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,050 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,111 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 23:28:41,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,113 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:41,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,178 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:41,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,242 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,305 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 23:28:41,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,307 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,368 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 23:28:41,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,370 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,433 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 23:28:41,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,435 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:41,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,504 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,566 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 23:28:41,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,568 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,629 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 23:28:41,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,631 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:41,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,695 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,757 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 23:28:41,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,759 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,829 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 23:28:41,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,831 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,894 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 23:28:41,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,896 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:41,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:41,956 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 23:28:41,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:41,959 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:41,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:41,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:42,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,023 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,083 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 23:28:42,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,086 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:42,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,151 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,212 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 23:28:42,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,277 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 23:28:42,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,279 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,341 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 23:28:42,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,344 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,405 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 23:28:42,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,471 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 23:28:42,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,473 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,534 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 23:28:42,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,536 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:42,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,601 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,662 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 23:28:42,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,664 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,727 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 23:28:42,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,729 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,792 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 23:28:42,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,794 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,857 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 23:28:42,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,859 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:42,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,924 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:42,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:42,987 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 23:28:42,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:42,989 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:42,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:42,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,056 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 23:28:43,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,059 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,120 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 23:28:43,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,123 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,185 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 23:28:43,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,187 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:43,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,251 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,313 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 23:28:43,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:43,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,378 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,440 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 23:28:43,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,442 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:43,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,505 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,567 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 23:28:43,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,570 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,632 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,695 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 23:28:43,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,697 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:43,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,761 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:43,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,826 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,888 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 23:28:43,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,890 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:43,952 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 23:28:43,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:43,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:43,955 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:43,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:43,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:43,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:43,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:43,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,017 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 23:28:44,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,020 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,081 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 23:28:44,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,084 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,147 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 23:28:44,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,149 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,210 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 23:28:44,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,212 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,275 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 23:28:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,339 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 23:28:44,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,341 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,406 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,468 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 23:28:44,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,470 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,533 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 23:28:44,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,536 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:44,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,606 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,671 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,733 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 23:28:44,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,735 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,797 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 23:28:44,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,800 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,862 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 23:28:44,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,926 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 23:28:44,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,928 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:44,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:44,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:44,990 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 23:28:44,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:44,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:44,993 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:44,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:44,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:44,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,053 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 23:28:45,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,056 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,118 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 23:28:45,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,120 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,181 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 23:28:45,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,183 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,245 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 23:28:45,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,248 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,308 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 23:28:45,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,310 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,373 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 23:28:45,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,376 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,436 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 23:28:45,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,439 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:45,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,503 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,565 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 23:28:45,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,567 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,631 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 23:28:45,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,633 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,695 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 23:28:45,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,698 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,760 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 23:28:45,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,763 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,828 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,890 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 23:28:45,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,892 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:45,955 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 23:28:45,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:45,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:45,957 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:45,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:45,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:45,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:45,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:45,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,018 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 23:28:46,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,021 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,083 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 23:28:46,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,086 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,151 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 23:28:46,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,154 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:46,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,218 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:46,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,282 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:46,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,346 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,409 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 23:28:46,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,411 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:46,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,475 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:46,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,540 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,601 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 23:28:46,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,603 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,665 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 23:28:46,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,668 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,728 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 23:28:46,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,731 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,793 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 23:28:46,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,796 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,856 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 23:28:46,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,858 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:46,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,924 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:46,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:46,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:46,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:46,989 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:46,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,051 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 23:28:47,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,053 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,116 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 23:28:47,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,118 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,179 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 23:28:47,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,182 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:47,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,246 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,307 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 23:28:47,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,309 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,372 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 23:28:47,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,375 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,436 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 23:28:47,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,439 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:47,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,504 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,567 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 23:28:47,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,570 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,632 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 23:28:47,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,635 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,704 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 23:28:47,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,706 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,767 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 23:28:47,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,770 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:47,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,835 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,895 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 23:28:47,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,897 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:47,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:47,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:47,961 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 23:28:47,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:47,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:47,963 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:47,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:47,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:47,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,025 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 23:28:48,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,027 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,090 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 23:28:48,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,092 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,156 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 23:28:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,158 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,219 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 23:28:48,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,221 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:48,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,286 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,347 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 23:28:48,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,349 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,411 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 23:28:48,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,414 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,474 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 23:28:48,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,477 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,540 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 23:28:48,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,542 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:48,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:48,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,672 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,734 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 23:28:48,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,737 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,799 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 23:28:48,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,802 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,865 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 23:28:48,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,867 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:48,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,931 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:48,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:48,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:48,995 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 23:28:48,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:48,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:48,997 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:48,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:48,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:48,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,058 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 23:28:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,060 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:49,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,126 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:49,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,190 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,259 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 23:28:49,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,262 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,322 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 23:28:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,324 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,387 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 23:28:49,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,390 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:49,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,452 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:49,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,517 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,578 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 23:28:49,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,580 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,646 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:49,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,710 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,775 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 23:28:49,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,777 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:49,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,844 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:49,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,911 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:49,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:49,976 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 23:28:49,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:49,978 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:49,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:49,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,108 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 23:28:50,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,110 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:50,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,176 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:50,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,243 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,306 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 23:28:50,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,308 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,371 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 23:28:50,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,373 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,436 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 23:28:50,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,439 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,501 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 23:28:50,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,503 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,567 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 23:28:50,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,569 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,631 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 23:28:50,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,634 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,697 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 23:28:50,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,699 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:50,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,763 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:50,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,835 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,895 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 23:28:50,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,897 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:50,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:50,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:50,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:50,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:50,962 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:50,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:50,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,022 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 23:28:51,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,025 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:51,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,090 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:51,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,155 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,220 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 23:28:51,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,222 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,287 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 23:28:51,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,289 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,354 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 23:28:51,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,356 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:51,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,424 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,488 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 23:28:51,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,491 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,556 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 23:28:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,558 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,620 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 23:28:51,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,623 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:51,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,688 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,749 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 23:28:51,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,751 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,819 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 23:28:51,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,821 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,884 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 23:28:51,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,887 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:51,950 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 23:28:51,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:51,952 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:51,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:51,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:51,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,015 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 23:28:52,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,018 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:52,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,081 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:52,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,146 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:52,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,210 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,273 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 23:28:52,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,276 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:52,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,340 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,403 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 23:28:52,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,406 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,471 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 23:28:52,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,473 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,536 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 23:28:52,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,538 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,601 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 23:28:52,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,603 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:52,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,668 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,731 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 23:28:52,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,733 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:52,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,796 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,859 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 23:28:52,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,861 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:52,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,924 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:52,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:52,987 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 23:28:52,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:52,989 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:52,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:52,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,050 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 23:28:53,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:53,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,117 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,178 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 23:28:53,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,181 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:53,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,246 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,308 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 23:28:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,310 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,373 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 23:28:53,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,376 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:53,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,441 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,504 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 23:28:53,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,506 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,569 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 23:28:53,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,572 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:53,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,636 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,702 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:53,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,765 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,829 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 23:28:53,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,831 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,893 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 23:28:53,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,895 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:53,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:53,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:53,958 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 23:28:53,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:53,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:53,961 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:53,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:53,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:53,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,027 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 23:28:54,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,029 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:54,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,094 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:54,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,158 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,221 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 23:28:54,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,223 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:54,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,288 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,350 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 23:28:54,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,353 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:54,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,419 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,480 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 23:28:54,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,482 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,545 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 23:28:54,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,547 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,608 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 23:28:54,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,610 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,673 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 23:28:54,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,676 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:54,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,739 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,804 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 23:28:54,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,806 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,870 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 23:28:54,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,872 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:54,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:54,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:54,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:54,940 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:54,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:54,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:54,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:54,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,004 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 23:28:55,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,006 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,071 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 23:28:55,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,074 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,138 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 23:28:55,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,141 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:55,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,207 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,272 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 23:28:55,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,274 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,337 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 23:28:55,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,340 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,405 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 23:28:55,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,407 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,469 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 23:28:55,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,471 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,535 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 23:28:55,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,537 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:55,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,605 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,668 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 23:28:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,671 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,731 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 23:28:55,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,734 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,797 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 23:28:55,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,799 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,861 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 23:28:55,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,864 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:55,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,928 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:55,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:55,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:55,991 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 23:28:55,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:55,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:55,994 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:55,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:55,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:55,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,055 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 23:28:56,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,058 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,121 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 23:28:56,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,123 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,184 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 23:28:56,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,186 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,249 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 23:28:56,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,252 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,378 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 23:28:56,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,380 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,441 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 23:28:56,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,444 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,507 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 23:28:56,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,571 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 23:28:56,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,574 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,637 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 23:28:56,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,640 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,703 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 23:28:56,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,705 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,768 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 23:28:56,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,770 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,833 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 23:28:56,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,836 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,898 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 23:28:56,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,900 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:56,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:56,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:56,964 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 23:28:56,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:56,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:56,966 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:56,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:56,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:56,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,027 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 23:28:57,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,030 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,093 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 23:28:57,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,095 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:57,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,163 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:57,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,228 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,289 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 23:28:57,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,291 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,354 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 23:28:57,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,356 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,417 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 23:28:57,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,419 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,482 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 23:28:57,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,485 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,547 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 23:28:57,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,549 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,612 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 23:28:57,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,615 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,678 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 23:28:57,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,680 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,741 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 23:28:57,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,743 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,806 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 23:28:57,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,809 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,870 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 23:28:57,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,872 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,935 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 23:28:57,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:57,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:57,937 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:57,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:57,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:57,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:57,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:57,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:57,999 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 23:28:58,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,001 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,065 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 23:28:58,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,067 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:58,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,134 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,199 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 23:28:58,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,201 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,265 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 23:28:58,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,267 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,330 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 23:28:58,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,333 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:58,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,400 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,464 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 23:28:58,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,466 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:58,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,532 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,593 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 23:28:58,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,595 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,659 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 23:28:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,728 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 23:28:58,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,730 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:58,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,795 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,856 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 23:28:58,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,858 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:58,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,923 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:58,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:58,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:58,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:58,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:58,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:58,987 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:58,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:58,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:58,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,050 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 23:28:59,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,053 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:59,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,181 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 23:28:59,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,184 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,248 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 23:28:59,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,251 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,313 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 23:28:59,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,378 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 23:28:59,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,442 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 23:28:59,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,444 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,507 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 23:28:59,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,509 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,571 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 23:28:59,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,574 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,637 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 23:28:59,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,639 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,705 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,769 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 23:28:59,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,771 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,836 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 23:28:59,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,838 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,901 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 23:28:59,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,903 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:59,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:59,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:28:59,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:28:59,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:28:59,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:59,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:28:59,971 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:28:59,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:28:59,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:59,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,033 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 23:29:00,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,035 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,099 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 23:29:00,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,101 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,164 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 23:29:00,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,166 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:00,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,232 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:00,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,303 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,366 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 23:29:00,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,368 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:00,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,433 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,495 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 23:29:00,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,498 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:00,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,563 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,625 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 23:29:00,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,627 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,690 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 23:29:00,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,693 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,754 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 23:29:00,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,756 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,819 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 23:29:00,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,821 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,882 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 23:29:00,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,885 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:00,948 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 23:29:00,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:00,950 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:00,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:00,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:00,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:00,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,012 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 23:29:01,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,014 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:01,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:01,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,145 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,209 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 23:29:01,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,211 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,274 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 23:29:01,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,277 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,339 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 23:29:01,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,341 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,405 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 23:29:01,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,408 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,469 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 23:29:01,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,471 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,535 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 23:29:01,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,537 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:01,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,601 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,665 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 23:29:01,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,667 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,730 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 23:29:01,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,732 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,801 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 23:29:01,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,803 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:01,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,876 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:01,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:01,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:01,939 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:01,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:01,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:01,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,002 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 23:29:02,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,004 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:02,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,068 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,130 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 23:29:02,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,133 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,194 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 23:29:02,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,196 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,259 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 23:29:02,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,261 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,324 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 23:29:02,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,326 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:02,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,392 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,456 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 23:29:02,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,458 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,521 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 23:29:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,523 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,586 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 23:29:02,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,651 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 23:29:02,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,653 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,716 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 23:29:02,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,719 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:02,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,782 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,846 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 23:29:02,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,849 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:02,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,912 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:02,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:02,976 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 23:29:02,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:02,978 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:02,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:02,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,041 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 23:29:03,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,107 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 23:29:03,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,109 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,173 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 23:29:03,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,175 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:03,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,241 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,306 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 23:29:03,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,308 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,371 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 23:29:03,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,373 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,441 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 23:29:03,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,444 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,505 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 23:29:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,507 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,571 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 23:29:03,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,573 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,638 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 23:29:03,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,640 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,701 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 23:29:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,704 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,767 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 23:29:03,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,769 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,830 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 23:29:03,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,833 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,896 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 23:29:03,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,898 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:03,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:03,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:03,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:03,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:03,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:03,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,026 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 23:29:04,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,028 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:04,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,093 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,156 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 23:29:04,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,159 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:04,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,224 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:04,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,289 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:04,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,355 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,417 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 23:29:04,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,419 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,483 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 23:29:04,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,485 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,547 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 23:29:04,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,549 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,612 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 23:29:04,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,615 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,677 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 23:29:04,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,679 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,743 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 23:29:04,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,745 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,808 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 23:29:04,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,810 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:04,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:04,939 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 23:29:04,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:04,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:04,941 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:04,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:04,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:04,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:04,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,013 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,076 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 23:29:05,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,078 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,140 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 23:29:05,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,143 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,206 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 23:29:05,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,208 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:05,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,272 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:05,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,338 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,399 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 23:29:05,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,401 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,466 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 23:29:05,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,469 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:05,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,534 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:05,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,602 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,665 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 23:29:05,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,668 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,731 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 23:29:05,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,733 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,797 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 23:29:05,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,799 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,861 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 23:29:05,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,863 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,927 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 23:29:05,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,929 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:05,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:05,991 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 23:29:05,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:05,993 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:05,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:05,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,057 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 23:29:06,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,059 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,120 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 23:29:06,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,123 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,186 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 23:29:06,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,189 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:06,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,253 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,316 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 23:29:06,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,319 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,382 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 23:29:06,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,384 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,448 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 23:29:06,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,450 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,514 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 23:29:06,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,517 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,580 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 23:29:06,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,582 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,649 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 23:29:06,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,651 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,713 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 23:29:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,715 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,779 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 23:29:06,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,781 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:06,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,844 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,908 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 23:29:06,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,910 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:06,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:06,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:06,971 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 23:29:06,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:06,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:06,973 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:06,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:06,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:06,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,037 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 23:29:07,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,039 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,100 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 23:29:07,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,103 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,167 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 23:29:07,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,169 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:07,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,235 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,297 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 23:29:07,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,299 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,363 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 23:29:07,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,365 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,427 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 23:29:07,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,429 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,493 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 23:29:07,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,495 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,556 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 23:29:07,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,559 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,624 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 23:29:07,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,626 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,688 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 23:29:07,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,690 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,754 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 23:29:07,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,757 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,820 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 23:29:07,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,822 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:07,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,889 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:07,953 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 23:29:07,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:07,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:07,955 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:07,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:07,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:07,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:07,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:07,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,018 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 23:29:08,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,021 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,085 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 23:29:08,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,087 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,150 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 23:29:08,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,152 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,220 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 23:29:08,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,223 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,284 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 23:29:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,286 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,349 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 23:29:08,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,352 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,413 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 23:29:08,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,415 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,479 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 23:29:08,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,481 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,542 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 23:29:08,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,545 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,608 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 23:29:08,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,611 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,674 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 23:29:08,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,677 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,741 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 23:29:08,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,743 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,807 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 23:29:08,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,810 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:08,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,875 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:08,939 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 23:29:08,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:08,941 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:08,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:08,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:08,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,003 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 23:29:09,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,005 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,069 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 23:29:09,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,072 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:09,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,136 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,199 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 23:29:09,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,202 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:09,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,267 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,331 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 23:29:09,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,333 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,397 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 23:29:09,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,399 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,463 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 23:29:09,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,465 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:09,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,532 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,594 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 23:29:09,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,596 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:09,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,663 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,725 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 23:29:09,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,727 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,798 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 23:29:09,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:09,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,865 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,930 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 23:29:09,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,933 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:09,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:09,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:09,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:09,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:09,997 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:09,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:09,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,061 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 23:29:10,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,064 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,126 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 23:29:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,192 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 23:29:10,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,194 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,258 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 23:29:10,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,260 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:10,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,325 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,389 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 23:29:10,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,391 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,453 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 23:29:10,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,455 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,519 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 23:29:10,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,521 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,583 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 23:29:10,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,585 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,649 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 23:29:10,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,651 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,713 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 23:29:10,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,715 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:10,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,782 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,845 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 23:29:10,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,848 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,913 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 23:29:10,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,916 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:10,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:10,981 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 23:29:10,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:10,984 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:10,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:10,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:11,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:11,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,118 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:11,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,183 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:11,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,249 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:11,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,314 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,383 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 23:29:11,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,386 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:11,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,450 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,513 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 23:29:11,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,516 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:11,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,581 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:11,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,647 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,711 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 23:29:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,713 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,799 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 23:29:11,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,802 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,867 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 23:29:11,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,869 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,931 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 23:29:11,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:11,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:11,933 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:11,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:11,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:11,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:11,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:11,998 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 23:29:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,000 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,063 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 23:29:12,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,065 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:12,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,133 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,198 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 23:29:12,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,200 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:12,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,266 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,330 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 23:29:12,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,332 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,396 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 23:29:12,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,398 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,462 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 23:29:12,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,465 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,527 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 23:29:12,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,529 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,593 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 23:29:12,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,596 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,658 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 23:29:12,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,660 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,724 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 23:29:12,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,726 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:12,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,791 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,855 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 23:29:12,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,857 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:12,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,923 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:12,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:12,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:12,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:12,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:12,995 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:12,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:12,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:13,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,061 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:13,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,126 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,190 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 23:29:13,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,192 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,253 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 23:29:13,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,256 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,319 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 23:29:13,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,322 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:13,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,385 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:13,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,451 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,513 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 23:29:13,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,516 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,579 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 23:29:13,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,582 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:13,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,648 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,711 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 23:29:13,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,714 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,777 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 23:29:13,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,780 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:13,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,845 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,909 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 23:29:13,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,911 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:13,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:13,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:13,973 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 23:29:13,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:13,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:13,976 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:13,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:13,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:13,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,040 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 23:29:14,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,042 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,104 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 23:29:14,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,106 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,172 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 23:29:14,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,174 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,236 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 23:29:14,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,239 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,303 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 23:29:14,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,305 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,369 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 23:29:14,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,371 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,435 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 23:29:14,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,438 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:14,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,505 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,574 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 23:29:14,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,576 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,640 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 23:29:14,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,642 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,704 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 23:29:14,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,707 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,771 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 23:29:14,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,773 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,834 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 23:29:14,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,900 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 23:29:14,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,903 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:14,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:14,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:14,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:14,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:14,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:14,968 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:14,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:14,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:14,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,031 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 23:29:15,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,034 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:15,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,100 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:15,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,165 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,234 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,296 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 23:29:15,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,298 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,362 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 23:29:15,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,364 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,426 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 23:29:15,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,428 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,492 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 23:29:15,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,495 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,556 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 23:29:15,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,559 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,623 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 23:29:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,626 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,688 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 23:29:15,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,690 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:15,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,757 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:15,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,823 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,887 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 23:29:15,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,889 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:15,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:15,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:15,956 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:15,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:15,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:15,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:15,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:15,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,019 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 23:29:16,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,021 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,085 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 23:29:16,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,088 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:16,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,158 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,221 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 23:29:16,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,223 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:16,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,287 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,351 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 23:29:16,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,353 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:16,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,417 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,481 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 23:29:16,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,546 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 23:29:16,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,612 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 23:29:16,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,614 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,678 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 23:29:16,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,742 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 23:29:16,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,744 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:16,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,811 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:16,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,875 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:16,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:16,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:16,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:16,941 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:16,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:16,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:16,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:16,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:16,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,003 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 23:29:17,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,006 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,070 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 23:29:17,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,072 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,135 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 23:29:17,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,138 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,202 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 23:29:17,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,204 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,269 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 23:29:17,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,271 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,334 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 23:29:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,401 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 23:29:17,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,403 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,466 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 23:29:17,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,532 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 23:29:17,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,535 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,597 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 23:29:17,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,599 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,663 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 23:29:17,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,666 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:17,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,736 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,799 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 23:29:17,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,802 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:17,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,866 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,930 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 23:29:17,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,932 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:17,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:17,996 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 23:29:17,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:17,998 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:17,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:17,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,061 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 23:29:18,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,064 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,128 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 23:29:18,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,130 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,192 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 23:29:18,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,195 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,258 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 23:29:18,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:18,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,325 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,389 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 23:29:18,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,391 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,453 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 23:29:18,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,455 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:18,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,522 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,586 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 23:29:18,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,588 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,652 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 23:29:18,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,654 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:18,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,721 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:18,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,786 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,850 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 23:29:18,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,853 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,915 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 23:29:18,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,917 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:18,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:18,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:18,981 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 23:29:18,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:18,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:18,984 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:18,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:18,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:18,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,046 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 23:29:19,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,048 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,113 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 23:29:19,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,116 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,178 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 23:29:19,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,180 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,245 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 23:29:19,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:19,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,320 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,384 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 23:29:19,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,387 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:19,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,452 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:19,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,518 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,582 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 23:29:19,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,584 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:19,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,649 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,713 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 23:29:19,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,777 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 23:29:19,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,780 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,844 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 23:29:19,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,846 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:19,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,910 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:19,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:19,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:19,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:19,977 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:19,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:19,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,039 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 23:29:20,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,041 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,106 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 23:29:20,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,108 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,171 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 23:29:20,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,174 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:20,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,240 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,304 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 23:29:20,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,307 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,369 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 23:29:20,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,372 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,436 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 23:29:20,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,438 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:20,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,503 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,567 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 23:29:20,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,569 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,632 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 23:29:20,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,634 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,699 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 23:29:20,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,701 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,765 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 23:29:20,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,767 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:20,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,834 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,899 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 23:29:20,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,902 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:20,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:20,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:20,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:20,970 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:20,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:20,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,035 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 23:29:21,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,037 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,099 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 23:29:21,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,101 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,166 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 23:29:21,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,168 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:21,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,232 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,297 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 23:29:21,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,299 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:21,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,364 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:21,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,430 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,493 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 23:29:21,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,496 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:21,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,562 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:21,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,629 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,692 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 23:29:21,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,695 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:21,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,764 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,828 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 23:29:21,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,830 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,895 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 23:29:21,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,897 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:21,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:21,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:21,959 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 23:29:21,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:21,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:21,962 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:21,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:21,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:21,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:21,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:22,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,028 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,091 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 23:29:22,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,093 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:22,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,160 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,223 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 23:29:22,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,226 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,290 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 23:29:22,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,293 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:22,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,360 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,422 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 23:29:22,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,424 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,489 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 23:29:22,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,491 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,559 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 23:29:22,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,561 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,626 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 23:29:22,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,628 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,689 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 23:29:22,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,692 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,756 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 23:29:22,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,758 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,820 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 23:29:22,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,823 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,887 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 23:29:22,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,889 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:22,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:29:22,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:29:22,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:29:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:22,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-22 23:29:22,955 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:29:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:29:22,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:22,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms